Palavras em English para 'two angles whose sum is a right angle'
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adj
- forming a right angle
- in accordance with scientific laws
- conforming with or constituting a norm or standard or level or type or social norm; not abnormal
- being approximately average or within certain limits in e.g. intelligence and development
- (topology, of a topology or topological space) In which disjoint closed sets can be separated by disjoint neighborhoods.
- (linear algebra, of a matrix) Which commutes with its conjugate transpose.
- (complex analysis, of a family of continuous functions) Which is pre-compact.
- (commutative algebra, of a domain) Integrally closed: equal its own integral closure in its field of fractions.
- (functional analysis, of a Hilbert space operator) Which commutes with its adjoint.
- (probability theory, statistics, of a distribution, random variable, etc.) Which has a very specific bell curve shape; that is or has the qualities of a normal distribution.
- (physics, of a mode in an oscillating system) In which all parts of an object vibrate at the same frequency (a normal mode).
- (rail transport, of points) In the default position, set for the most frequently used route.
- (chemistry) Of, relating to, or being a solution containing one equivalent weight of solute per litre of solution.
- (category theory, of a category) Which contains only normal morphisms.
- (organic chemistry) Describing a straight chain isomer of an aliphatic hydrocarbon, or an aliphatic compound in which a substituent is in the 1- position of such a hydrocarbon.
- (fandom slang, sarcastic, with “about”) Fervently interested in a subject; obsessed.
- (algebraic geometry, of a variety or scheme) Such that the local ring at every point is an integrally closed domain.
- (category theory, of a morphism) Which is the kernel or cokernel of some morphism, respectively.
- (number theory, of a real number) In whose representation in a given base b ≥ 2, for every positive integer n, the bⁿ possible strings of n digits follow a uniform distribution.
- Usual, healthy; not sick or ill or unlike oneself.
- (set theory, of a function from the ordinals to the ordinals) Which is strictly monotonically increasing and continuous with respect to the order topology.
- (algebra, of a field extension of a field K) Which is the splitting field of a family of polynomials in K.
- (algebra, of a subgroup) With cosets which form a group.
- (commutative algebra, of a ring) Such that all of its localizations at prime ideals are integrally closed domains.
- (education, of a school) Teaching teachers how to teach; teaching teachers the norms of education.
- According to norms or rules or to a regular pattern.
- (geometry) Perpendicular to a tangent of a curve or tangent plane of a surface.
noun
- something regarded as a normative example
- (geometry, countable) A line or vector that is perpendicular to another line, surface, or plane.
- (medicine, countable) A person who is healthy, normal, as opposed to one who is morbid.
- (slang, countable) A person who is normal, who fits into mainstream society, as opposed to those who live alternative lifestyles.
- (countable, uncountable) The usual state.
prefix
- Right angle, perpendicular.
- (chemistry) Having an extra proportion of water.
- (crystallography) Orthorhombic crystal structure.
- Vertical or upright in movement.
- (physics) Of any molecule of the form X₂ in which the two nuclei have parallel spin.
- Independent, separate.
- (organic chemistry) In isomeric benzene derivatives, having the two substituents in adjacent (1,2) positions (compare meta- and para-).
- Original, primary.
- Normal, ordinary.
- Proper, righteous, pure.
- (medicine) Orthopaedics.
- Same, from the same.
- Parallel lines or columns.
- To correct or fix.
- Straight in form.
- (geology) Igneous.
adj
- having four equal sides and four right angles or forming a right angle
- Forming a right angle (90°).
- providing abundant nourishment
- rigidly conventional or old-fashioned
- leaving no balance
- without evasion or compromise
- characterized by honesty and fairness
- (cricket) In line with the batsman's popping crease.
- Used in the names of units of area formed by multiplying a unit of length by itself.
- Honest; straightforward; fair.
- (of box-shaped objects such as buildings or metal frames) Forming right angles in all planes as intended; not racked or leaning.
- (slang, derogatory) Socially conventional; boring.
- Satisfied; comfortable with; not experiencing any conflict.
- Solid, decent, substantial.
- Even; tied
- (automotive) Of an internal combustion engine design, in which the diameter of the piston is similar, roughly, approximately, equal to its stroke distance.
- (nautical) Forming right angles with the mast or the keel, and parallel to the horizon; said of the yards of a square-rigged vessel when they are so braced.
- Having a shape broad for the height, with angular rather than curving outlines.
- Shaped like a square (the polygon).
verb
- To form with four sides and four right angles.
- cause to match, as of ideas or acts
- make square
- be compatible with
- position so as to be square
- turn the oar, while rowing
- turn the paddle; in canoeing
- raise to the second power
- pay someone and settle a debt
- (soccer) To make a short low pass sideways across the pitch
- To compare with, or reduce to, any given measure or standard.
- (transitive, geometry) To draw, with a pair of compasses and a straightedge only, a square with the same area as.
- (rowing) To rotate the oars so that they are perpendicular to the water.
- (nautical) To place at a right angle to the mast or keel.
- (ambitransitive) To resolve or reconcile; to suit or fit.
- To take a boxing attitude; often with up or off.
- To accord or agree exactly; to be consistent with; to suit; to fit.
- To form with right angles and straight lines, or flat surfaces.
- (transitive, geometry) To tile (completely fill) with squares.
- (transitive) To adjust or adapt so as to bring into harmony with something.
- (transitive) To adjust so as to align with or place at a right angle to something else; in particular:
- (astrology) To hold a quartile position respecting.
- (transitive, mathematics) Of a value, term, or expression, to multiply by itself; to raise to the second power.
noun
- something approximating the shape of a square
- an open area at the meeting of two or more streets
- a formal and conservative person with old-fashioned views
- (geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon
- any artifact having a shape similar to a plane geometric figure with four equal sides and four right angles
- someone who doesn't understand what is going on
- the product of two equal terms
- a hand tool consisting of two straight arms at right angles; used to construct or test right angles
- (real estate) A unit of measurement of area, equal to a 10 foot by 10 foot square, i.e. 100 square feet or roughly 9.3 square metres. Used in real estate for the size of a house or its rooms, though progressively being replaced by square metres in metric countries such as Australia.
- (geometry) A polygon with four straight sides of equal length and four right angles; an equilateral rectangle; a regular quadrilateral.
- (colloquial, US) Ellipsis of square meal.
- (brewing) A vat used for fermentation.
- (computing) A pattern to be matched that consists of a subpattern repeated, such as "papa" or "wikiwiki".
- (astrology) The position of planets distant ninety degrees from each other; a quadrate.
- (printing) A certain number of lines, forming a portion of a column, nearly square; used chiefly in reckoning the prices of advertisements in newspapers.
- (slang, MLE) A well-defined torso.
- (slang) Cigarette.
- (cricket) The central area of a cricket field, with one or more pitches of which only one is used at a time.
- (mathematics) The product of a number or quantity multiplied by itself; the second power of a number, value, term or expression.
- (often in street names or addresses) A street surrounding a public square or plaza.
- A cell in a grid.
- The relation of harmony, or exact agreement; equality; level.
- A square piece, part, or surface.
- An open space or park, often in the center of a town, not necessarily square in shape, often containing trees, seating and other features pleasing to the eye.
- (Canada, US) A dessert cut into rectangular pieces, or a piece of such a dessert.
- (roofing) A unit used in measuring roof area equivalent to 100 square feet (9.29 m²) of roof area. The materials for roofing jobs are often billed by the square in the United States.
- An L- or T-shaped tool used to place objects or draw lines at right angles.
- (British) The symbol # on a telephone; hash.
- The front of a woman's dress over the bosom, usually worked or embroidered.
- (military formation) A body of troops drawn up in a square formation.
- (academia) A mortarboard.
adv
adj
- having a set of mutually perpendicular axes; meeting at right angles
- (geometry) Of two objects, at right angles; perpendicular to each other.
- not pertinent to the matter under consideration
- statistically unrelated
- Of a pair of vectors: having a zero inner product; perpendicular.
- Of a square matrix: such that its transpose is equal to its inverse.
- (statistics) Statistically independent, with reference to variates.
- Of a linear transformation: preserving its angles.
- Of a pair of elements in an ortholattice: each less than or equal to the orthocomplement of the other.
- (software engineering) Of two or more aspects of a problem, able to be treated separately; of a design, exhibiting consistency and composability.
- Of two or more problems or subjects, independent of or irrelevant to each other.
- Of grid graphs, board games and polyominoes: vertical or horizontal but not diagonal.
noun
adj
noun
noun
- ratio of the opposite to the adjacent side of a right-angled triangle
- a browning of the skin resulting from exposure to the rays of the sun
- a light brown the color of topaz
- A darkening of the skin resulting from exposure to sunlight or similar light sources.
- An Armenian drink made of yoghurt and water similar to airan and doogh
- The bark of an oak or other tree from which tannic acid is obtained.
- (dialectal) A twig or small switch.
- A light, brown-like colour.
- Synonym of picul, particularly in Cantonese contexts.
adj
verb
- treat skins and hides with tannic acid so as to convert them into leather
- get a tan, from wind or sun
- (transitive) To change an animal hide into leather by soaking it in tannic acid.
- (transitive, intransitive) To change to a tan colour due to exposure to the sun.
- (transitive, informal) To spank or beat.
- (transitive, stative) To work as a tanner.
- (transitive, MLE, slang) To kill by gun, to shoot.
num
noun
- ratio of the opposite to the adjacent side of a right-angled triangle
- a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point
- (mathematics) A function of an angle that gives the ratio of the sine to the cosine, in either the real or complex numbers. Symbols: tan, tg.
- A topic nearly unrelated to the main topic, but having a point in common with it.
- (art) A visual interaction between two or more lines or edges that creates a perceived relationship between them, often in a way that the artist did not intend.
- (music) A small metal blade in a clavichord that strikes the strings to produce sound.
- (differential geometry) A straight line touching a curve at a single point without crossing it there.
adj
adj
- (geometry) Denoting any angle less than two right angles.
- Worthy of note; pertinent or relevant.
- Prominent; conspicuous.
- (heraldry, usually of a quadruped) Depicted in a leaping posture.
- (often military) Projecting outwards, pointing outwards.
- (of angles) pointing outward at an angle of less than 180 degrees
- having a quality that thrusts itself into attention
- represented as leaping (rampant but leaning forward)
noun
- (geology) An overall-convex, protruding section of a sinuous fold and thrust belt, thrust sheet, or a single thrust fault, caused by one or more of: deformation (folding and faulting) of strata and geologic structures during orogenesis, differences in the angle of critical taper during orogenesis, or differing erosional level of the present geomorphological surface.
- (geography) A protrusion of the administrative borders of a geopolitical entity, such as a subnational entity or a sovereign state into another geopolitical entity, generally of the same administrative level.
- (military) An outwardly projecting part of a fortification, trench system, or line of defense.
- (military) the part of the line of battle that projects closest to the enemy
adj
noun
- (astrology) An aspect of the heavenly bodies in which they are distant from each other 90°, or the quarter of a circle; quartile.
- (geometry) A plane surface with four equal sides and four right angles; a square; hence, figuratively, anything having the outline of a square.
- (anatomy) The quadrate bone.
- a cubelike object
- a square-shaped object
noun
- one-hundredth of a right angle
- a position on a scale of intensity or amount or quality
- a variety of cattle produced by crossbreeding with a superior breed
- a number or letter indicating quality (especially of a student's performance)
- a relative position or degree of value in a graded group
- the gradient of a slope or road or other surface
- a degree of ablaut
- the height of the ground on which something stands
- a body of students who are taught together
- (Canada, education) A student of a particular grade (used with the grade level).
- (systematics) A taxon united by a level of morphological or physiological complexity that is not a clade.
- A rating.
- (Canada, US, Philippines, education) A level of primary and secondary education.
- (medicine) The degree of malignity of a tumor expressed on a scale.
- A slope (up or down) of a roadway or other passage
- (geometry) In a linear system of divisors on an n-dimensional variety, the number of free intersection points of n generic divisors.
- A degree or level of something; a position within a scale; a degree of quality.
- An area that has been flattened by a grader (construction machine).
- The level of the ground.
- (mathematics) A gradian.
- A harsh scraping or cutting; a grating.
- (linguistics) Degree (any of the three stages (positive, comparative, superlative) in the comparison of an adjective or an adverb).
- (Philippines, ophthalmology) An eyeglass prescription.
- (chiefly Canada, US, Philippines) Performance on a test or other evaluation(s), expressed by a number, letter, or other symbol; a score.
verb
- assign a grade or rank to, according to one's evaluation
- determine the grade of or assign a grade to
- assign a rank or rating to
- level to the right gradient
- (linguistics) To describe, modify or inflect so as to classify as to degree.
- (sewing) To remove or trim part of a seam allowance from a finished seam so as to reduce bulk and make the finished piece more even when turned right side out.
- (chiefly Canada, US) To assign scores to the components of an academic test, or to overall academic performance.
- (intransitive) To pass imperceptibly from one grade into another.
- To organize in grades.
- To flatten, level, or smooth a large surface, especially with a grader.
- To apply classifying labels to data (typically by a manual rather than automatic process).
- (patternmaking) To increase or decrease the dimensions of a garment pattern from the initial base size in such a way that the overall proportions of the silhouette are maintained across all sizes.
noun
- function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
- (trigonometry) Any function of an angle expressible as the ratio of two of the sides of a right triangle that has that angle (e.g., sine), or that subtracts 1 from such a ratio or subtracts such a ratio from 1 (e.g., coversed sine).
prefix
- Perpendicular in angle; transverse.
- Alternate, different.
- (figurative) Moving from one track or state to another.
- Located in between. Often, but not necessarily, forming an H-shaped structure.
- Involving two or more at the same time; coincident.
- Comparing two sources of information, often to verify their contents.
- Moving from one side to the other; across.
- Shaped like a cross or X; crossing lines.
- On the opposite side of.
- Moving or acting against, opposing, contrary.
- To combine two entities to create a hybrid.
- More than one, often in indicating applicability to several domains that are usually separate.
- Mutual exchange or influence, where both entities are affected in the same way. Mutuality.
- One entity affecting a similar entity, such as to transfer of one property from one entity to the other.
adv
prep
adj
- Having all turns occurring at right angles.
- Moving in one direction, in which each step leads to the next.
- Forming a line when plotted on a set of orthogonal axes.
- Defining progress as one-dimensional, so that change is either a progression, a regression, or a neutral step to the side.
- (computing) Of a keyboard, having keys that are aligned in a perfect grid.
adj
- (geometry) At or forming a right angle (to something).
- intersecting at or forming right angles
- Exactly upright; extending in a straight line toward the centre of the earth, etc.
- Independent of or irrelevant to each other; orthogonal.
- at right angles to the plane of the horizon or a base line
- so steep as to be nearly vertical
noun
- A device such as a plumb line that is used in making or marking a perpendicular line.
- (geometry) A line or plane that is perpendicular to another.
- a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
- a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting
- an extremely steep face
- a straight line at right angles to another line
noun
- ratio of the adjacent side to the hypotenuse of a right-angled triangle
- lettuce with long dark-green leaves in a loosely packed elongated head
- (informal, African-American Vernacular) Alternative form of coz, cousin.
- Alternative form of coss, a traditional Nepali unit of distance.
- (chiefly UK) Synonym of romaine lettuce, a long-leaved variety of lettuce.
- plural of co
conj
det
noun
- (geometry) the angle formed by the x-axis and a given line (measured counterclockwise from the positive half of the x-axis)
- the act of inclining; bending forward
- that toward which you are inclined to feel a liking
- (astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees
- an attitude of mind especially one that favors one alternative over others
- (physics) the angle that a magnetic needle makes with the plane of the horizon
- a characteristic likelihood of or natural disposition toward a certain condition or character or effect
- the property possessed by a line or surface that departs from the vertical
- A tendency.
- A slant or slope.
- (geometry) The angle of intersection of a reference plane.
- A physical tilt or bend.
noun
verb
noun
- joint that forms a corner; usually both sides are bevelled at a 45-degree angle to form a 90-degree corner
- (American spelling) A joint between two members at an angle to each other; each member is cut at an angle equal to half the angle of the junction and usually joint at right angles to each other.
noun
- joint that forms a corner; usually both sides are bevelled at a 45-degree angle to form a 90-degree corner
- the surface of a beveled end of a piece where a miter joint is made
- a liturgical headdress worn by bishops on formal occasions
- A gusset in sewing, etc.
- A mitre shell
- A cap or cowl for a chimney or ventilation pipe.
- (historical, numismatics) A 13th-century coin minted in Europe which circulated in Ireland as a debased counterfeit sterling penny, outlawed under Edward I.
- A covering for the head, worn on solemn occasions by church dignitaries, which has been made in many forms, mostly recently a tall cap with two points or peaks.
- (geometry, rare) A square with one triangular quarter missing from the outside.
- The surface forming the bevelled end or edge of a piece where a miter joint is made; also, a joint formed or a junction effected by two beveled ends or edges; a miter joint.
verb
noun
adj
- (genetics) Of the specific pairings of the bases in DNA and RNA.
- (physics) Pertaining to pairs of properties in quantum mechanics that are inversely related to each other, such as speed and position, or energy and time. (See also Heisenberg uncertainty principle.)
- Acting as a complement; making up a whole with something else.
- acting as or providing a complement (something that completes the whole)
- of words or propositions so related that each is the negation of the other
verb
- tilt to one side
- follow at the heels of a person
- put a new heel on
- strike with the heel of the club
- perform with the heels
- (chiefly nautical) To incline to one side; to tilt.
- (transitive) To arm with a gaff, as a cock for fighting.
- (US, intransitive) At Yale University, to work as a heeler or student journalist.
- (American football, transitive) To make (a fair catch) standing with one foot forward, the heel on the ground and the toe up.
- To cause to follow at somebody’s heels (transitive).
- To follow at somebody's heels; to chase closely.
- (rare, now especially in the phrase "heel in") Alternative form of hele (“cover; conceal”).
- (transitive) To perform by the use of the heels, as in dancing, running, etc.
- (golf, transitive) To hit (the ball) with the heel of the club.
- To add a heel to, or increase the size of the heel of (a shoe or boot).
- To kick with the heel.
noun
- the lower end of a ship's mast
- someone who is morally reprehensible
- (golf) the part of the clubhead where it joins the shaft
- one of the crusty ends of a loaf of bread
- the bottom of a shoe or boot; the back part of a shoe or boot that touches the ground and provides elevation
- the back part of the human foot
- (anatomy) The rear part of the foot, where it joins the leg.
- (usually in the plural) A high-heeled shoe.
- (specifically, US) The obtuse angle of the lower end of a rafter set sloping.
- The rear part of a sock or similar covering for the foot.
- Anything resembling a human heel in shape; a protuberance; a knob.
- (nautical) The junction between the keel and the stempost of a vessel; an angular wooden join connecting the two.
- The part of a shoe's sole which supports the foot's heel.
- The part of a carding machine's flat nearest the cylinder.
- (card games) The cards set aside for later use in a patience or solitaire game.
- The part of the palm of a hand closest to the wrist.
- (informal, synecdochic) A contemptible, unscrupulous, inconsiderate, or thoughtless person.
- (metallurgy) Material stored in a smelting furnace between batches
- (firearms) The back, upper part of the stock.
- The lower end of the bit (cutting edge) of an axehead, as opposed to the toe (upper end).
- (US) The base of a bun sliced in half lengthwise.
- (carpentry) The short side of an angled cut.
- (US, Ireland, Scotland, Australia) A crust end-piece of a loaf of bread.
- The last or lowest part of anything.
- (music) The thickening of the neck of a stringed instrument where it attaches to the body.
- (nautical) The act of inclining or canting from a vertical position; a cant.
- (architecture) The lower end of a timber in a frame, as a post or rafter.
- (golf) The part of a club head's face nearest the shaft.
- (by extension, slang, professional wrestling) A headlining wrestler regarded as a "bad guy," whose ring persona embodies villainous or reprehensible traits and demonstrates characteristics of a braggart and a bully.
verb
- tilt to one side
- give or make a list of; name individually; give the names of
- cause to lean to the side
- include in a list
- enumerate
- To give a building of architectural or historical interest listed status; see also the adjective listed.
- (transitive) To cover with list, or with strips of cloth; to put list on; to stripe as if with list.
- (transitive, nautical) To cause (something) to tilt to one side.
- (transitive) To create or recite a list.
- (transitive) To place in listings.
- (intransitive, nautical) To tilt to one side.
- (intransitive, of a business) To trade on a particular stock exchange.
- (transitive) To sew together, as strips of cloth, so as to make a show of colours, or to form a border.
- (transitive, agriculture, chiefly Southern US) To prepare (land) for a cotton crop by making alternating beds and alleys with a hoe.
- (intransitive, poetic) To listen.
- (transitive, agriculture) To plough and plant with a lister.
- (transitive, military) To enclose (a field, etc.) for combat.
- (transitive, carpentry) To cut away a narrow strip, as of sapwood, from the edge of.
- (transitive, poetic) To listen to.
noun
- a database containing an ordered array of items (names or topics)
- the property possessed by a line or surface that departs from the vertical
- (computing, programming) A codified representation of a list used to store data or in processing; especially, in the Lisp programming language, a data structure consisting of a sequence of zero or more items.
- (tin-plate manufacture) The first thin coating of tin; a wire-like rim of tin left on an edge of the plate after it is coated.
- (in the plural, historical) The barriers or palisades used to fence off a space for jousting or tilting tournaments.
- A strip of fabric, especially from the edge of a piece of cloth.
- Material used for cloth selvage.
- A register or roll of paper consisting of a compilation or enumeration of a set of possible items; the compilation or enumeration itself.
- (ropemaking) A piece of woollen cloth with which the yarns are grasped by a worker.
- (nautical) A careening or tilting to one side, usually not intentionally or under a vessel's own power.
- (architecture) A tilt to a building.
- (architecture) A little square moulding; a fillet or listel.
- (in the plural, military, historical) The scene of a military contest; the ground or field of combat; an enclosed space that serves as a battlefield; the site of a pitched battle.
- (carpentry) A narrow strip of wood, especially sapwood, cut from the edge of a board or plank.
noun
- an angle formed by two straight lines (in the same plane)
- (geometry) An angle formed by two intersecting straight lines.
- (geometry) An angle formed by two intersecting planes, measured by the angle between two intersecting straight lines that are in respective planes and perpendicular to the intersection of the planes.
adj
- (geometry, specifically, of an angle) Larger than one, and smaller than two right angles, or more than 90° and less than 180°.
- (now chiefly botany, zoology) Blunt; not sharp, pointed, or acute in form.
- (geometry, by ellipsis) Obtuse-angled, having an obtuse angle.
- Of sound, etc.: deadened, muffled, muted.
- (botany, zoology) Blunt, or rounded at the extremity.
- Indirect or circuitous.
- Intellectually dull or dim-witted.
- of an angle; between 90 and 180 degrees
- lacking in insight or discernment
- (of a leaf shape) rounded at the apex
- slow to learn or understand; lacking intellectual acuity
noun
- ratio of the opposite to the adjacent side of a right-angled triangle
- a browning of the skin resulting from exposure to the rays of the sun
- a light brown the color of topaz
- A darkening of the skin resulting from exposure to sunlight or similar light sources.
- An Armenian drink made of yoghurt and water similar to airan and doogh
- The bark of an oak or other tree from which tannic acid is obtained.
- (dialectal) A twig or small switch.
- A light, brown-like colour.
- Synonym of picul, particularly in Cantonese contexts.
adj
verb
- treat skins and hides with tannic acid so as to convert them into leather
- get a tan, from wind or sun
- (transitive) To change an animal hide into leather by soaking it in tannic acid.
- (transitive, intransitive) To change to a tan colour due to exposure to the sun.
- (transitive, informal) To spank or beat.
- (transitive, stative) To work as a tanner.
- (transitive, MLE, slang) To kill by gun, to shoot.
num
noun
- ratio of the opposite to the adjacent side of a right-angled triangle
- a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point
- (mathematics) A function of an angle that gives the ratio of the sine to the cosine, in either the real or complex numbers. Symbols: tan, tg.
- A topic nearly unrelated to the main topic, but having a point in common with it.
- (art) A visual interaction between two or more lines or edges that creates a perceived relationship between them, often in a way that the artist did not intend.
- (music) A small metal blade in a clavichord that strikes the strings to produce sound.
- (differential geometry) A straight line touching a curve at a single point without crossing it there.
adj
noun
- one-hundredth of a right angle
- a position on a scale of intensity or amount or quality
- a variety of cattle produced by crossbreeding with a superior breed
- a number or letter indicating quality (especially of a student's performance)
- a relative position or degree of value in a graded group
- the gradient of a slope or road or other surface
- a degree of ablaut
- the height of the ground on which something stands
- a body of students who are taught together
- (Canada, education) A student of a particular grade (used with the grade level).
- (systematics) A taxon united by a level of morphological or physiological complexity that is not a clade.
- A rating.
- (Canada, US, Philippines, education) A level of primary and secondary education.
- (medicine) The degree of malignity of a tumor expressed on a scale.
- A slope (up or down) of a roadway or other passage
- (geometry) In a linear system of divisors on an n-dimensional variety, the number of free intersection points of n generic divisors.
- A degree or level of something; a position within a scale; a degree of quality.
- An area that has been flattened by a grader (construction machine).
- The level of the ground.
- (mathematics) A gradian.
- A harsh scraping or cutting; a grating.
- (linguistics) Degree (any of the three stages (positive, comparative, superlative) in the comparison of an adjective or an adverb).
- (Philippines, ophthalmology) An eyeglass prescription.
- (chiefly Canada, US, Philippines) Performance on a test or other evaluation(s), expressed by a number, letter, or other symbol; a score.
verb
- assign a grade or rank to, according to one's evaluation
- determine the grade of or assign a grade to
- assign a rank or rating to
- level to the right gradient
- (linguistics) To describe, modify or inflect so as to classify as to degree.
- (sewing) To remove or trim part of a seam allowance from a finished seam so as to reduce bulk and make the finished piece more even when turned right side out.
- (chiefly Canada, US) To assign scores to the components of an academic test, or to overall academic performance.
- (intransitive) To pass imperceptibly from one grade into another.
- To organize in grades.
- To flatten, level, or smooth a large surface, especially with a grader.
- To apply classifying labels to data (typically by a manual rather than automatic process).
- (patternmaking) To increase or decrease the dimensions of a garment pattern from the initial base size in such a way that the overall proportions of the silhouette are maintained across all sizes.
noun
- function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
- (trigonometry) Any function of an angle expressible as the ratio of two of the sides of a right triangle that has that angle (e.g., sine), or that subtracts 1 from such a ratio or subtracts such a ratio from 1 (e.g., coversed sine).
noun
- ratio of the adjacent side to the hypotenuse of a right-angled triangle
- lettuce with long dark-green leaves in a loosely packed elongated head
- (informal, African-American Vernacular) Alternative form of coz, cousin.
- Alternative form of coss, a traditional Nepali unit of distance.
- (chiefly UK) Synonym of romaine lettuce, a long-leaved variety of lettuce.
- plural of co
conj
det
noun
- (geometry) the angle formed by the x-axis and a given line (measured counterclockwise from the positive half of the x-axis)
- the act of inclining; bending forward
- that toward which you are inclined to feel a liking
- (astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees
- an attitude of mind especially one that favors one alternative over others
- (physics) the angle that a magnetic needle makes with the plane of the horizon
- a characteristic likelihood of or natural disposition toward a certain condition or character or effect
- the property possessed by a line or surface that departs from the vertical
- A tendency.
- A slant or slope.
- (geometry) The angle of intersection of a reference plane.
- A physical tilt or bend.
noun
verb
noun
- joint that forms a corner; usually both sides are bevelled at a 45-degree angle to form a 90-degree corner
- (American spelling) A joint between two members at an angle to each other; each member is cut at an angle equal to half the angle of the junction and usually joint at right angles to each other.
noun
- joint that forms a corner; usually both sides are bevelled at a 45-degree angle to form a 90-degree corner
- the surface of a beveled end of a piece where a miter joint is made
- a liturgical headdress worn by bishops on formal occasions
- A gusset in sewing, etc.
- A mitre shell
- A cap or cowl for a chimney or ventilation pipe.
- (historical, numismatics) A 13th-century coin minted in Europe which circulated in Ireland as a debased counterfeit sterling penny, outlawed under Edward I.
- A covering for the head, worn on solemn occasions by church dignitaries, which has been made in many forms, mostly recently a tall cap with two points or peaks.
- (geometry, rare) A square with one triangular quarter missing from the outside.
- The surface forming the bevelled end or edge of a piece where a miter joint is made; also, a joint formed or a junction effected by two beveled ends or edges; a miter joint.
verb
noun
adj
- (genetics) Of the specific pairings of the bases in DNA and RNA.
- (physics) Pertaining to pairs of properties in quantum mechanics that are inversely related to each other, such as speed and position, or energy and time. (See also Heisenberg uncertainty principle.)
- Acting as a complement; making up a whole with something else.
- acting as or providing a complement (something that completes the whole)
- of words or propositions so related that each is the negation of the other
noun
- an angle formed by two straight lines (in the same plane)
- (geometry) An angle formed by two intersecting straight lines.
- (geometry) An angle formed by two intersecting planes, measured by the angle between two intersecting straight lines that are in respective planes and perpendicular to the intersection of the planes.
adj
- having four equal sides and four right angles or forming a right angle
- Forming a right angle (90°).
- providing abundant nourishment
- rigidly conventional or old-fashioned
- leaving no balance
- without evasion or compromise
- characterized by honesty and fairness
- (cricket) In line with the batsman's popping crease.
- Used in the names of units of area formed by multiplying a unit of length by itself.
- Honest; straightforward; fair.
- (of box-shaped objects such as buildings or metal frames) Forming right angles in all planes as intended; not racked or leaning.
- (slang, derogatory) Socially conventional; boring.
- Satisfied; comfortable with; not experiencing any conflict.
- Solid, decent, substantial.
- Even; tied
- (automotive) Of an internal combustion engine design, in which the diameter of the piston is similar, roughly, approximately, equal to its stroke distance.
- (nautical) Forming right angles with the mast or the keel, and parallel to the horizon; said of the yards of a square-rigged vessel when they are so braced.
- Having a shape broad for the height, with angular rather than curving outlines.
- Shaped like a square (the polygon).
verb
- To form with four sides and four right angles.
- cause to match, as of ideas or acts
- make square
- be compatible with
- position so as to be square
- turn the oar, while rowing
- turn the paddle; in canoeing
- raise to the second power
- pay someone and settle a debt
- (soccer) To make a short low pass sideways across the pitch
- To compare with, or reduce to, any given measure or standard.
- (transitive, geometry) To draw, with a pair of compasses and a straightedge only, a square with the same area as.
- (rowing) To rotate the oars so that they are perpendicular to the water.
- (nautical) To place at a right angle to the mast or keel.
- (ambitransitive) To resolve or reconcile; to suit or fit.
- To take a boxing attitude; often with up or off.
- To accord or agree exactly; to be consistent with; to suit; to fit.
- To form with right angles and straight lines, or flat surfaces.
- (transitive, geometry) To tile (completely fill) with squares.
- (transitive) To adjust or adapt so as to bring into harmony with something.
- (transitive) To adjust so as to align with or place at a right angle to something else; in particular:
- (astrology) To hold a quartile position respecting.
- (transitive, mathematics) Of a value, term, or expression, to multiply by itself; to raise to the second power.
noun
- something approximating the shape of a square
- an open area at the meeting of two or more streets
- a formal and conservative person with old-fashioned views
- (geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon
- any artifact having a shape similar to a plane geometric figure with four equal sides and four right angles
- someone who doesn't understand what is going on
- the product of two equal terms
- a hand tool consisting of two straight arms at right angles; used to construct or test right angles
- (real estate) A unit of measurement of area, equal to a 10 foot by 10 foot square, i.e. 100 square feet or roughly 9.3 square metres. Used in real estate for the size of a house or its rooms, though progressively being replaced by square metres in metric countries such as Australia.
- (geometry) A polygon with four straight sides of equal length and four right angles; an equilateral rectangle; a regular quadrilateral.
- (colloquial, US) Ellipsis of square meal.
- (brewing) A vat used for fermentation.
- (computing) A pattern to be matched that consists of a subpattern repeated, such as "papa" or "wikiwiki".
- (astrology) The position of planets distant ninety degrees from each other; a quadrate.
- (printing) A certain number of lines, forming a portion of a column, nearly square; used chiefly in reckoning the prices of advertisements in newspapers.
- (slang, MLE) A well-defined torso.
- (slang) Cigarette.
- (cricket) The central area of a cricket field, with one or more pitches of which only one is used at a time.
- (mathematics) The product of a number or quantity multiplied by itself; the second power of a number, value, term or expression.
- (often in street names or addresses) A street surrounding a public square or plaza.
- A cell in a grid.
- The relation of harmony, or exact agreement; equality; level.
- A square piece, part, or surface.
- An open space or park, often in the center of a town, not necessarily square in shape, often containing trees, seating and other features pleasing to the eye.
- (Canada, US) A dessert cut into rectangular pieces, or a piece of such a dessert.
- (roofing) A unit used in measuring roof area equivalent to 100 square feet (9.29 m²) of roof area. The materials for roofing jobs are often billed by the square in the United States.
- An L- or T-shaped tool used to place objects or draw lines at right angles.
- (British) The symbol # on a telephone; hash.
- The front of a woman's dress over the bosom, usually worked or embroidered.
- (military formation) A body of troops drawn up in a square formation.
- (academia) A mortarboard.
adv
verb
- tilt to one side
- follow at the heels of a person
- put a new heel on
- strike with the heel of the club
- perform with the heels
- (chiefly nautical) To incline to one side; to tilt.
- (transitive) To arm with a gaff, as a cock for fighting.
- (US, intransitive) At Yale University, to work as a heeler or student journalist.
- (American football, transitive) To make (a fair catch) standing with one foot forward, the heel on the ground and the toe up.
- To cause to follow at somebody’s heels (transitive).
- To follow at somebody's heels; to chase closely.
- (rare, now especially in the phrase "heel in") Alternative form of hele (“cover; conceal”).
- (transitive) To perform by the use of the heels, as in dancing, running, etc.
- (golf, transitive) To hit (the ball) with the heel of the club.
- To add a heel to, or increase the size of the heel of (a shoe or boot).
- To kick with the heel.
noun
- the lower end of a ship's mast
- someone who is morally reprehensible
- (golf) the part of the clubhead where it joins the shaft
- one of the crusty ends of a loaf of bread
- the bottom of a shoe or boot; the back part of a shoe or boot that touches the ground and provides elevation
- the back part of the human foot
- (anatomy) The rear part of the foot, where it joins the leg.
- (usually in the plural) A high-heeled shoe.
- (specifically, US) The obtuse angle of the lower end of a rafter set sloping.
- The rear part of a sock or similar covering for the foot.
- Anything resembling a human heel in shape; a protuberance; a knob.
- (nautical) The junction between the keel and the stempost of a vessel; an angular wooden join connecting the two.
- The part of a shoe's sole which supports the foot's heel.
- The part of a carding machine's flat nearest the cylinder.
- (card games) The cards set aside for later use in a patience or solitaire game.
- The part of the palm of a hand closest to the wrist.
- (informal, synecdochic) A contemptible, unscrupulous, inconsiderate, or thoughtless person.
- (metallurgy) Material stored in a smelting furnace between batches
- (firearms) The back, upper part of the stock.
- The lower end of the bit (cutting edge) of an axehead, as opposed to the toe (upper end).
- (US) The base of a bun sliced in half lengthwise.
- (carpentry) The short side of an angled cut.
- (US, Ireland, Scotland, Australia) A crust end-piece of a loaf of bread.
- The last or lowest part of anything.
- (music) The thickening of the neck of a stringed instrument where it attaches to the body.
- (nautical) The act of inclining or canting from a vertical position; a cant.
- (architecture) The lower end of a timber in a frame, as a post or rafter.
- (golf) The part of a club head's face nearest the shaft.
- (by extension, slang, professional wrestling) A headlining wrestler regarded as a "bad guy," whose ring persona embodies villainous or reprehensible traits and demonstrates characteristics of a braggart and a bully.
verb
- tilt to one side
- give or make a list of; name individually; give the names of
- cause to lean to the side
- include in a list
- enumerate
- To give a building of architectural or historical interest listed status; see also the adjective listed.
- (transitive) To cover with list, or with strips of cloth; to put list on; to stripe as if with list.
- (transitive, nautical) To cause (something) to tilt to one side.
- (transitive) To create or recite a list.
- (transitive) To place in listings.
- (intransitive, nautical) To tilt to one side.
- (intransitive, of a business) To trade on a particular stock exchange.
- (transitive) To sew together, as strips of cloth, so as to make a show of colours, or to form a border.
- (transitive, agriculture, chiefly Southern US) To prepare (land) for a cotton crop by making alternating beds and alleys with a hoe.
- (intransitive, poetic) To listen.
- (transitive, agriculture) To plough and plant with a lister.
- (transitive, military) To enclose (a field, etc.) for combat.
- (transitive, carpentry) To cut away a narrow strip, as of sapwood, from the edge of.
- (transitive, poetic) To listen to.
noun
- a database containing an ordered array of items (names or topics)
- the property possessed by a line or surface that departs from the vertical
- (computing, programming) A codified representation of a list used to store data or in processing; especially, in the Lisp programming language, a data structure consisting of a sequence of zero or more items.
- (tin-plate manufacture) The first thin coating of tin; a wire-like rim of tin left on an edge of the plate after it is coated.
- (in the plural, historical) The barriers or palisades used to fence off a space for jousting or tilting tournaments.
- A strip of fabric, especially from the edge of a piece of cloth.
- Material used for cloth selvage.
- A register or roll of paper consisting of a compilation or enumeration of a set of possible items; the compilation or enumeration itself.
- (ropemaking) A piece of woollen cloth with which the yarns are grasped by a worker.
- (nautical) A careening or tilting to one side, usually not intentionally or under a vessel's own power.
- (architecture) A tilt to a building.
- (architecture) A little square moulding; a fillet or listel.
- (in the plural, military, historical) The scene of a military contest; the ground or field of combat; an enclosed space that serves as a battlefield; the site of a pitched battle.
- (carpentry) A narrow strip of wood, especially sapwood, cut from the edge of a board or plank.
adv
prep
adj
- forming a right angle
- in accordance with scientific laws
- conforming with or constituting a norm or standard or level or type or social norm; not abnormal
- being approximately average or within certain limits in e.g. intelligence and development
- (topology, of a topology or topological space) In which disjoint closed sets can be separated by disjoint neighborhoods.
- (linear algebra, of a matrix) Which commutes with its conjugate transpose.
- (complex analysis, of a family of continuous functions) Which is pre-compact.
- (commutative algebra, of a domain) Integrally closed: equal its own integral closure in its field of fractions.
- (functional analysis, of a Hilbert space operator) Which commutes with its adjoint.
- (probability theory, statistics, of a distribution, random variable, etc.) Which has a very specific bell curve shape; that is or has the qualities of a normal distribution.
- (physics, of a mode in an oscillating system) In which all parts of an object vibrate at the same frequency (a normal mode).
- (rail transport, of points) In the default position, set for the most frequently used route.
- (chemistry) Of, relating to, or being a solution containing one equivalent weight of solute per litre of solution.
- (category theory, of a category) Which contains only normal morphisms.
- (organic chemistry) Describing a straight chain isomer of an aliphatic hydrocarbon, or an aliphatic compound in which a substituent is in the 1- position of such a hydrocarbon.
- (fandom slang, sarcastic, with “about”) Fervently interested in a subject; obsessed.
- (algebraic geometry, of a variety or scheme) Such that the local ring at every point is an integrally closed domain.
- (category theory, of a morphism) Which is the kernel or cokernel of some morphism, respectively.
- (number theory, of a real number) In whose representation in a given base b ≥ 2, for every positive integer n, the bⁿ possible strings of n digits follow a uniform distribution.
- Usual, healthy; not sick or ill or unlike oneself.
- (set theory, of a function from the ordinals to the ordinals) Which is strictly monotonically increasing and continuous with respect to the order topology.
- (algebra, of a field extension of a field K) Which is the splitting field of a family of polynomials in K.
- (algebra, of a subgroup) With cosets which form a group.
- (commutative algebra, of a ring) Such that all of its localizations at prime ideals are integrally closed domains.
- (education, of a school) Teaching teachers how to teach; teaching teachers the norms of education.
- According to norms or rules or to a regular pattern.
- (geometry) Perpendicular to a tangent of a curve or tangent plane of a surface.
noun
- something regarded as a normative example
- (geometry, countable) A line or vector that is perpendicular to another line, surface, or plane.
- (medicine, countable) A person who is healthy, normal, as opposed to one who is morbid.
- (slang, countable) A person who is normal, who fits into mainstream society, as opposed to those who live alternative lifestyles.
- (countable, uncountable) The usual state.
adj
- having four equal sides and four right angles or forming a right angle
- Forming a right angle (90°).
- providing abundant nourishment
- rigidly conventional or old-fashioned
- leaving no balance
- without evasion or compromise
- characterized by honesty and fairness
- (cricket) In line with the batsman's popping crease.
- Used in the names of units of area formed by multiplying a unit of length by itself.
- Honest; straightforward; fair.
- (of box-shaped objects such as buildings or metal frames) Forming right angles in all planes as intended; not racked or leaning.
- (slang, derogatory) Socially conventional; boring.
- Satisfied; comfortable with; not experiencing any conflict.
- Solid, decent, substantial.
- Even; tied
- (automotive) Of an internal combustion engine design, in which the diameter of the piston is similar, roughly, approximately, equal to its stroke distance.
- (nautical) Forming right angles with the mast or the keel, and parallel to the horizon; said of the yards of a square-rigged vessel when they are so braced.
- Having a shape broad for the height, with angular rather than curving outlines.
- Shaped like a square (the polygon).
verb
- To form with four sides and four right angles.
- cause to match, as of ideas or acts
- make square
- be compatible with
- position so as to be square
- turn the oar, while rowing
- turn the paddle; in canoeing
- raise to the second power
- pay someone and settle a debt
- (soccer) To make a short low pass sideways across the pitch
- To compare with, or reduce to, any given measure or standard.
- (transitive, geometry) To draw, with a pair of compasses and a straightedge only, a square with the same area as.
- (rowing) To rotate the oars so that they are perpendicular to the water.
- (nautical) To place at a right angle to the mast or keel.
- (ambitransitive) To resolve or reconcile; to suit or fit.
- To take a boxing attitude; often with up or off.
- To accord or agree exactly; to be consistent with; to suit; to fit.
- To form with right angles and straight lines, or flat surfaces.
- (transitive, geometry) To tile (completely fill) with squares.
- (transitive) To adjust or adapt so as to bring into harmony with something.
- (transitive) To adjust so as to align with or place at a right angle to something else; in particular:
- (astrology) To hold a quartile position respecting.
- (transitive, mathematics) Of a value, term, or expression, to multiply by itself; to raise to the second power.
noun
- something approximating the shape of a square
- an open area at the meeting of two or more streets
- a formal and conservative person with old-fashioned views
- (geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon
- any artifact having a shape similar to a plane geometric figure with four equal sides and four right angles
- someone who doesn't understand what is going on
- the product of two equal terms
- a hand tool consisting of two straight arms at right angles; used to construct or test right angles
- (real estate) A unit of measurement of area, equal to a 10 foot by 10 foot square, i.e. 100 square feet or roughly 9.3 square metres. Used in real estate for the size of a house or its rooms, though progressively being replaced by square metres in metric countries such as Australia.
- (geometry) A polygon with four straight sides of equal length and four right angles; an equilateral rectangle; a regular quadrilateral.
- (colloquial, US) Ellipsis of square meal.
- (brewing) A vat used for fermentation.
- (computing) A pattern to be matched that consists of a subpattern repeated, such as "papa" or "wikiwiki".
- (astrology) The position of planets distant ninety degrees from each other; a quadrate.
- (printing) A certain number of lines, forming a portion of a column, nearly square; used chiefly in reckoning the prices of advertisements in newspapers.
- (slang, MLE) A well-defined torso.
- (slang) Cigarette.
- (cricket) The central area of a cricket field, with one or more pitches of which only one is used at a time.
- (mathematics) The product of a number or quantity multiplied by itself; the second power of a number, value, term or expression.
- (often in street names or addresses) A street surrounding a public square or plaza.
- A cell in a grid.
- The relation of harmony, or exact agreement; equality; level.
- A square piece, part, or surface.
- An open space or park, often in the center of a town, not necessarily square in shape, often containing trees, seating and other features pleasing to the eye.
- (Canada, US) A dessert cut into rectangular pieces, or a piece of such a dessert.
- (roofing) A unit used in measuring roof area equivalent to 100 square feet (9.29 m²) of roof area. The materials for roofing jobs are often billed by the square in the United States.
- An L- or T-shaped tool used to place objects or draw lines at right angles.
- (British) The symbol # on a telephone; hash.
- The front of a woman's dress over the bosom, usually worked or embroidered.
- (military formation) A body of troops drawn up in a square formation.
- (academia) A mortarboard.
adv
adj
- having a set of mutually perpendicular axes; meeting at right angles
- (geometry) Of two objects, at right angles; perpendicular to each other.
- not pertinent to the matter under consideration
- statistically unrelated
- Of a pair of vectors: having a zero inner product; perpendicular.
- Of a square matrix: such that its transpose is equal to its inverse.
- (statistics) Statistically independent, with reference to variates.
- Of a linear transformation: preserving its angles.
- Of a pair of elements in an ortholattice: each less than or equal to the orthocomplement of the other.
- (software engineering) Of two or more aspects of a problem, able to be treated separately; of a design, exhibiting consistency and composability.
- Of two or more problems or subjects, independent of or irrelevant to each other.
- Of grid graphs, board games and polyominoes: vertical or horizontal but not diagonal.
noun
adj
noun
adj
- (geometry) Denoting any angle less than two right angles.
- Worthy of note; pertinent or relevant.
- Prominent; conspicuous.
- (heraldry, usually of a quadruped) Depicted in a leaping posture.
- (often military) Projecting outwards, pointing outwards.
- (of angles) pointing outward at an angle of less than 180 degrees
- having a quality that thrusts itself into attention
- represented as leaping (rampant but leaning forward)
noun
- (geology) An overall-convex, protruding section of a sinuous fold and thrust belt, thrust sheet, or a single thrust fault, caused by one or more of: deformation (folding and faulting) of strata and geologic structures during orogenesis, differences in the angle of critical taper during orogenesis, or differing erosional level of the present geomorphological surface.
- (geography) A protrusion of the administrative borders of a geopolitical entity, such as a subnational entity or a sovereign state into another geopolitical entity, generally of the same administrative level.
- (military) An outwardly projecting part of a fortification, trench system, or line of defense.
- (military) the part of the line of battle that projects closest to the enemy
adj
noun
- (astrology) An aspect of the heavenly bodies in which they are distant from each other 90°, or the quarter of a circle; quartile.
- (geometry) A plane surface with four equal sides and four right angles; a square; hence, figuratively, anything having the outline of a square.
- (anatomy) The quadrate bone.
- a cubelike object
- a square-shaped object
adj
- Having all turns occurring at right angles.
- Moving in one direction, in which each step leads to the next.
- Forming a line when plotted on a set of orthogonal axes.
- Defining progress as one-dimensional, so that change is either a progression, a regression, or a neutral step to the side.
- (computing) Of a keyboard, having keys that are aligned in a perfect grid.
adj
- (geometry) At or forming a right angle (to something).
- intersecting at or forming right angles
- Exactly upright; extending in a straight line toward the centre of the earth, etc.
- Independent of or irrelevant to each other; orthogonal.
- at right angles to the plane of the horizon or a base line
- so steep as to be nearly vertical
noun
- A device such as a plumb line that is used in making or marking a perpendicular line.
- (geometry) A line or plane that is perpendicular to another.
- a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
- a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting
- an extremely steep face
- a straight line at right angles to another line
adj
- (geometry, specifically, of an angle) Larger than one, and smaller than two right angles, or more than 90° and less than 180°.
- (now chiefly botany, zoology) Blunt; not sharp, pointed, or acute in form.
- (geometry, by ellipsis) Obtuse-angled, having an obtuse angle.
- Of sound, etc.: deadened, muffled, muted.
- (botany, zoology) Blunt, or rounded at the extremity.
- Indirect or circuitous.
- Intellectually dull or dim-witted.
- of an angle; between 90 and 180 degrees
- lacking in insight or discernment
- (of a leaf shape) rounded at the apex
- slow to learn or understand; lacking intellectual acuity