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noun
name
noun
- (physics) Quantum potential.
- (philosophy) A possibility or capacity to be something, as opposed to an actuality describing what something actually is at present.
- An inherent capacity for growth or development.
- (countable) An instance of potential: any given possibility.
- (chiefly uncountable) The quality of being or having potential.
- An aptitude amenable to development; capability.
- an aptitude that may be developed
- the inherent capacity for coming into being
noun
- a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it
- the 22nd letter of the Roman alphabet
- the cardinal number that is the sum of four and one
- a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite
- Abbreviation of vowel.
- A flying skein of geese or other birds which have placed themselves in a V-shaped formation.
- Abbreviation of velocity.
- (UK, Ireland) A V-sign; by extension, an insult or show of defiance.
- (linguistics) Abbreviation of verb.
- (grammar) Abbreviation of vocative case.
- (slang, countable) Viagra.
- (euphemistic) Vagina.
- Anything shaped like a V
character
name
symbol
noun
- a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it
- In the International System of Units, the derived unit of electrical potential and electromotive force (voltage); the potential difference across a conductor when a current of one ampere uses one watt of power. Symbol: V
- A bright yellow-green colour often used in Nike products.
noun
- (electricity) The difference in electrostatic potential between two points in space, especially between live and neutral conductors or the earth.
- the rate at which energy is drawn from a source that produces a flow of electricity in a circuit; expressed in volts
- the difference in electrical charge between two points in a circuit expressed in volts
noun
- (physics) The difference between the electric potential of an electrode or cell under the passage of a current and the thermodynamic value of the electrode or cell potential in the absence of electrolysis.
- The hazardous condition that occurs when the voltage in a circuit is raised above that for which it was designed.
verb
noun
- The intensity of a force or power; potency.
- A positive attribute.
- (graph theory) The minimum ratio of the number of edges removed from a given graph to components created, over all possible removals.
- The quality or degree of being strong.
- The strongest part of something; that on which confidence or reliance is based.
- the condition of financial success
- capacity to produce strong physiological or chemical effects
- physical energy or intensity
- the amount of energy transmitted (as by acoustic or electromagnetic radiation)
- an asset of special worth or utility
- the power to induce the taking of a course of action or the embracing of a point of view by means of argument or entreaty
- capability in terms of personnel and materiel that affect the capacity to fight a war
- permanence by virtue of the power to resist stress or force
- the property of being physically or mentally strong
noun
- (physics) A physical phenomenon (such as force, potential or fluid velocity) that pervades a region; a mathematical model of such a phenomenon that associates each point and time with a scalar, vector or tensor quantity.
- (computing, object-oriented programming) An area of memory or storage reserved for a particular value, subject to virtual access controls.
- A place where competitive matches are carried out with figures, or playing area in a board game or a computer game.
- A wide, open space that is used to grow crops or to hold farm animals, usually enclosed by a fence, hedge or other barrier.
- (baseball) The outfield.
- (usually in the plural) The open country near or belonging to a town or city.
- A section of a form which is supposed to be filled with data.
- An airfield, airport or air base; especially, one with unpaved runways.
- A domain of study, knowledge or practice.
- (vexillology) The background of the flag.
- A place where a battle is fought; a battlefield.
- (numismatics) The part of a coin left unoccupied by the main device.
- A component of a database in which a single unit of information is stored.
- A land area free of woodland, cities, and towns; an area of open country.
- (geology) A region containing a particular mineral.
- The extent of a given perception.
- (heraldry) The background of the shield.
- (algebra) A non-zero commutative ring in which all non-zero elements are invertible; a simple commutative ring.
- A competitive situation, circumstance in which one faces conflicting moves of rivals.
- A realm of practical, direct or natural operation, contrasted with an office, classroom, or laboratory.
- (electronics, film, animation) Part (usually one half) of a frame in an interlaced signal.
- (metonymic) All of the competitors in any outdoor contest or trial, or all except the favourites in the betting.
- An area reserved for playing a game or race with one’s physical force.
- An unrestricted or favourable opportunity for action, operation, or achievement.
- (mathematics) a set of elements such that addition and multiplication are commutative and associative and multiplication is distributive over addition and there are two elements 0 and 1
- the area that is visible (as through an optical instrument)
- a piece of land cleared of trees and usually enclosed
- a region in which active military operations are in progress
- a place where planes take off and land
- (computer science) a set of one or more adjacent characters comprising a unit of information
- somewhere (away from a studio or office or library or laboratory) where practical work is done or data is collected
- extensive tract of level open land
- a piece of land prepared for playing a game
- all of the horses in a particular horse race
- a region where a battle is being (or has been) fought
- a particular kind of commercial enterprise
- a geographic region (land or sea) under which something valuable is found
- a particular environment or walk of life
- the space around a radiating body within which its electromagnetic oscillations can exert force on another similar body not in contact with it
- a branch of knowledge
- all the competitors in a particular contest or sporting event
verb
- (transitive) To answer; to address.
- (transitive, sports) To place (a team, its players, etc.) in a game.
- (transitive) To execute research (in the field).
- (transitive, military) To deploy in the field.
- (transitive, sports) To intercept or catch (a ball) and play it.
- (intransitive, baseball, softball, cricket, and other batting sports) To be the team catching and throwing the ball, as opposed to hitting it.
- select (a team or individual player) for a game
- play as a fielder
- catch or pick up (balls) in baseball or cricket
- answer adequately or successfully
noun
- (mathematics, physics, engineering) The symbol Δ; A change in a quantity, likely from "d" for "difference".
- (medicine) Ellipsis of delta variant (variant of the SARS-CoV-2 virus).
- (US military, US Space Force) A military unit, nominally headed by a colonel, equivalent to a USAF operations wing, or an army regiment.
- A type of cargo bike that has one wheel in front and two in back.
- (computing, informal) A small but noticeable effect. Compare epsilon.
- (physics) one of four baryons consisting of up and down quarks with a combined spin of 3/2: Δ⁺⁺ (uuu), Δ⁺ (uud), Δ⁰ (udd), or Δ⁻ (ddd)
- (chemistry) A value in delta notation indicating the relative abundances of isotopes.
- (international standards) Alternative letter-case form of Delta from the NATO/ICAO Phonetic Alphabet.
- (electricity, often attributive) The closed figure produced by connecting three coils or circuits successively, end for end, especially in a three-phase system.
- The fourth letter of the modern Greek alphabet Δ, δ.
- (surveying) The angle subtended at the center of a circular arc.
- (astronomy) a star that is usually the fourth brightest of a constellation.
- (computing) The set of differences between two versions of a file.
- (finance) The rate of change in an option value with respect to the underlying asset's price.
- A landform at the mouth of a river where it empties into a body of water.
- the 4th letter of the Greek alphabet
- an object shaped like an equilateral triangle
- a low triangular area of alluvial deposits where a river divides before entering a larger body of water
verb
noun
- (physics) the influence that produces a change in a physical quantity
- a group of people having the power of effective action
- physical energy or intensity
- group of people willing to obey orders
- one possessing or exercising power or influence or authority
- a unit that is part of some military service
- a powerful effect or influence
- a putout of a base runner who is required to run; the putout is accomplished by holding the ball while touching the base to which the runner must advance before the runner reaches that base
- (of a law) having legal validity
- an act of aggression (as one against a person who resists)
- (mass noun, possibly proscribed) Force understood as something of which there can be an amount.
- (usually with "the", in the singular or plural) Synonym of police force.
- (linguistics, semantics, pragmatics) Ability of an utterance or its element (word, form, prosody, ...) to effect a given meaning.
- (law, uncountable) The state of having legal weight, of being legally valid,.
- (financial mathematics, actuarial science) The annualized instantaneous rate of change at a particular timepoint.
- (countable, Northern England) A waterfall or cascade.
- Something or anything that has the power to produce a physical effect upon something else, such as causing it to move or change shape.
- Ability to influence; strength or energy of body or mind; active power; vigour; might; capacity of exercising an influence or producing an effect.
- (in the singular or plural) Military personnel, collectively, including any vehicles, ships, or aircraft. More broadly, the military or police altogether.
- (countable) A magic trick in which the outcome is known to the magician beforehand, especially one involving the apparent free choice of a card by another person.
- (countable) An instance of a physical force.
- (humorous or science fiction, with the, often capitalized) A metaphysical and ubiquitous power from the fictional Star Wars universe created by George Lucas. See usage note.
- Any large, organized group involved in a military engagement.
- (countable) A particular form or type of force.
- (countable) Something that exerts influence.
- (countable) Anything that is able to make a substantial change in a person or thing.
- (when in reference to that which it affects) Something that, over time, influences a system with which it interacts (with a connotation of underlyingness, subtlety, or indirectness).
- (uncountable) The generalized abstraction of this concept.
- (law) Either unlawful violence, as in a "forced entry", or lawful compulsion.
- (countable) A group organized for the goal of attacking, controlling, or constraining, especially one with a set command structure (in particular, a military or police group).
- (uncountable) Power exerted against will or consent; compulsory power; violence; coercion.
verb
- force into or from an action or state, either physically or metaphorically
- to cause to do through pressure or necessity, by physical, moral or intellectual means
- impose urgently, importunately, or inexorably
- take by force
- do forcibly; exert force
- move with force
- urge or force (a person) to an action; constrain or motivate
- squeeze like a wedge into a tight space
- (transitive, baseball) To create an out by touching a base in advance of a runner who has no base to return to while in possession of a ball which has already touched the ground.
- (transitive) To drive (something) by force, to propel (generally + prepositional phrase or adverb).
- (transitive) To forcibly open (a door, lock etc.).
- (transitive) To make someone or something do something, often regardless of their will.
- To stuff; to lard; to farce.
- (whist) To compel (an adversary or partner) to trump a trick by leading a suit that he/she does not hold.
- To grow (rhubarb) in the dark, causing it to grow early.
- To obtain or win by strength; to take by violence or struggle; specifically, to capture by assault; to storm, as a fortress.
- (transitive) To constrain by force; to overcome the limitations or resistance of.
- (transitive) To cause to occur (despite inertia, resistance etc.); to produce through force.
- (transitive) To violate (a woman); to rape.
noun
- (electricity) Initialism of alternating current (often used to indicate an alternating potential rather than a current).
- Initialism of air corps.
- Initialism of aviation cadet.
- Initialism of athletic club.
- (roleplaying games) Initialism of armor class.
- (biochemistry) Initialism of adenylyl cyclase.
- (prison) Initialism of administrative custody.
- (autism, psychology) singular of ACs (“autistics and cousins”).
- (US, military) Initialism of Auxiliary Collier (a naval coal transport that travels with the fleet to provide coal for coal-powered warships).
- (set theory) Initialism of axiom of choice.
- Initialism of access control.
- Initialism of army corps.
- (medicine) Initialism of adjuvant chemotherapy.
- (Australia) Companion of the Order of Australia.
- (electricity, informal, by extension) supply of electric energy via a public electricity grid
- Initialism of author's correction.
- (geography) Initialism of autonomous county.
- Initialism of aircraftman.
- (Anglicanism) Anglo-Catholic.
- (finance) Initialism of account current.
- (anatomy) Initialism of anterior chamber.
- (music, radio) Initialism of adult contemporary (a radio format).
- Initialism of air conditioning.
- (chemistry) Initialism of ammonium chloride.
- Initialism of area code.
- Initialism of automobile club.
- (UK, law enforcement) Initialism of assistant commissioner, a police rank used in London's Metropolitan Police.
- (aviation) Initialism of absolute ceiling.
- an electric current that reverses direction sinusoidally
adj
adv
name
phrase
verb
- (transitive, physics) To cause a change of velocity.
- (intransitive) Grow; increase.
- (transitive, education) To enable a student to finish a course of study in less than normal time.
- (transitive) To quicken the natural or ordinary progression or process of.
- (intransitive) To become faster; to begin to move more quickly.
- (transitive) To cause to move faster; to quicken the motion of; to add to the speed of.
- (transitive) To hasten, as the occurrence of an event.
- cause to move faster
- move faster
noun
name
noun
- (physics) The gravitational potential: the radial (irrotational, static) component of a gravitational field, also known as the Newtonian potential or the gravitoelectric field.
- (physics) The work (energy) required to move a reference particle from a reference location to a specified location in the presence of a force field, for example to bring a unit positive electric charge from an infinite distance to a specified point against an electric field.
- A currently unrealized ability (with the most common adposition being to).
- (grammar) A verbal construction or form stating something is possible or probable.
- the inherent capacity for coming into being
- the difference in electrical charge between two points in a circuit expressed in volts
adj
noun
- (physiology) Initialism of threshold potential.
- (linguistics) Initialism of tense phrase.
- (anatomy) Initialism of transverse process.
- Initialism of true positive.
- (medicine) Initialism of trigger point.
- (mathematics) Initialism of transportation problem.
- (engineering) Initialism of true position.
- (networking) Initialism of termination point.
- (baseball) Initialism of triple play.
- (military) Initialism of torpedo boat.
- Initialism of textile paper.
- (colloquial) Initialism of toilet paper.
verb
noun
- (physics, usually with “mechanical”) a measure of opposition to motion of something subjected to a force; the ratio of force to velocity treated as complex quantities.
- (physics) A measure of the opposition to the flow of an alternating current in a circuit; the aggregation of its resistance, and inductive and capacitive reactances; the ratio of voltage to current treated as complex quantities.
- (physics, usually with “acoustic” or “sound”) the ratio of sound pressure to volume flow rate treated as complex quantities.
- The act of impeding; that which impedes; a hindrance.
- a material's opposition to the flow of electric current; measured in ohms
noun
- (mathematics, physics) The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.
- A classification into two subclasses or opposed parts.
- (projective geometry) The interchangeability of points and planes.
- (geometry) the interchangeability of the roles of points and planes in the theorems of projective geometry
- being twofold; a classification into two opposed parts or subclasses
- (physics) the property of matter and electromagnetic radiation that is characterized by the fact that some properties can be explained best by wave theory and others by particle theory
adj
- (physics) Of or relating to classical physics that does not take relativity into account.
- (astronomy) Being or relating to a type of reflecting telescope using a concave primary mirror and a flat diagonal secondary mirror.
- (fluid mechanics, of a fluid) Obeying Newton's law of viscosity; i.e. having a constant viscosity.
- Of or relating to Isaac Newton, or his laws and theories.
- of or relating to or inspired by Sir Isaac Newton or his science
noun
adj
- (physics) Similarly referring to a value divided by any measure which acts to standardize it (e.g. thrust specific fuel consumption, referring to fuel consumption divided by thrust)
- (physics) Of a value divided by mass (e.g. specific orbital energy).
- (immunology) Limited to a particular antibody or antigen.
- (physics) A measure compared with a standard reference value by division, to produce a ratio without unit or dimension (e.g. specific refractive index is a pure number, and is relative to that of air).
- (sometimes in combination) Special, distinctive or unique.
- (bioscience, taxonomy) Pertaining to a species, as a taxon or taxa at the rank of species.
- intended for, or applying to, a particular thing.
- Explicit or definite.
- Serving to identify a particular thing (often a disease or condition), with little risk of mistaking something else for it.
- Being a remedy for a particular disease on a deeper level, rather than just masking the symptoms
- stated explicitly or in detail
- being or affecting a disease produced by a particular microorganism or condition; used also of stains or dyes used in making microscope slides
- relating to or distinguishing or constituting a taxonomic species
- (sometimes followed by ‘to’) applying to or characterized by or distinguishing something particular or special or unique
noun
noun
- (physics) A reduction in the level of some property with distance, especially the amplitude of a wave or the strength of a signal.
- A gradual diminishing of strength.
- (engineering) A fabrication process in which a material is stretched out into a thin shape.
- (homeopathy) The reduction of the active principles of medicines to minute doses.
- (brewing) The proportion of sugar that is converted to ethanol by a yeast.
- (botany) The tapering of a leaf etc to a fine point.
- (biology) A weakening in the virulence of a pathogen or other microorganism.
- the property of something that has been weakened or reduced in thickness or density
- weakening in force or intensity
adj
- (physics) Independent of arbitrary units of measurement, standards, or properties; not comparative or relative.
- Complete, utter, outright; unmitigated, not qualified or diminished in any way.
- Free from imperfection, perfect, complete; especially, perfectly embodying a quality in its essential characteristics or to its highest degree.
- (of a case form) Syntactically connected to the rest of the sentence in an atypical manner, or not relating to or depending on it, like in the nominative absolute or genitive absolute, accusative absolute or ablative absolute.
- (art, music, dance) Independent of (references to) other arts; expressing things (beauty, ideas, etc) only in one art.
- (law, postpositive, formal) Indicating that a tenure or estate in land is not conditional or liable to terminate on (strictly) any occurrence or (sometimes contextually) certain kinds of occurrence.
- Relating to the absolute temperature scale (based on absolute zero); kelvin.
- (of an adjective form) Positive; not graded (not comparative or superlative).
- Having reference to or derived in the simplest manner from the fundamental units of mass, time, and length.
- (mathematics) As measured using an absolute value.
- Free of restrictions, limitations, qualifications or conditions; unconditional.
- (especially philosophy) Fundamental, ultimate, intrinsic; not relative; independent of references or relations to other things or standards.
- (of an adjective or possessive pronoun) Lacking a modified substantive, like "hungry" in "feed the hungry".
- Pure, free from mixture or adulteration; unmixed.
- Unrestricted by laws, a constitution, or parliamentary or judicial or other checks; (legally) unlimited in power, especially if despotic.
- Characteristic of an absolutist ruler: domineering, peremptory.
- (education) Pertaining to a grading system based on the knowledge of the individual and not on the comparative knowledge of the group of students.
- (of a comparative or superlative) Expressing a relative term without a definite comparison, like "older" in "an older person should be treated with respect".
- (mathematics) Indicating an expression that is true for all real numbers, or of all values of the variable; unconditional.
- (of a usually transitive verb) Having no direct object, like "kill" in "if looks could kill".
- (of Celtic languages) Being or pertaining to an inflected verb that is not preceded by any number of particles or compounded with a preverb.
- (very occasionally postpositive) Positive, certain; unquestionable; not in doubt.
- complete and without restriction or qualification; sometimes used informally as intensifiers
- not limited by law
- perfect or complete or pure
- not capable of being violated or infringed
- expressing finality with no implication of possible change
noun
- That which exists (or has a certain property, nature, size, etc) independent of references to other standards or external conditions; that which is universally valid; that which is not relative, conditional, qualified or mitigated.
- (philosophy, usually capitalized, usually preceded by "the") A realm which exists without reference to anything else; that which can be imagined purely by itself; absolute ego.
- (chemistry) A concentrated natural flower oil, used for perfumes; an alcoholic extract of a concrete.
- (geometry) In a plane, the two imaginary circular points at infinity; in space of three dimensions, the imaginary circle at infinity.
- (philosophy, usually capitalized, usually preceded by "the") The whole of reality; the totality to which everything is reduced; the unity of spirit and nature; God.
- something that is conceived or that exists independently and not in relation to other things; something that does not depend on anything else and is beyond human control; something that is not relative
adj
noun
- (multivariable calculus) The Jacobian matrix of a function of several variables.
- (calculus, of a univariate differentiable function f(x)) A function giving the change in the linear approximation of f at a point x over a small interval Δx or operatorname d!x, the function being called the differential of f and denoted operatorname d!f(x,Δx), operatorname d!f(x), or simply operatorname d!f.
- Any of several generalizations of this concept to functions of several variables or to higher orders: the partial differential, total differential, Gateaux differential, etc.
- One of two coils of conducting wire so related to one another or to a magnet or armature common to both, that one coil produces polar action contrary to that of the other.
- The differential gear in an automobile, etc.
- A form of conductor used for dividing and distributing the current to a series of electric lamps so as to maintain equal action in all.
- (differential geometry, of a smooth map ϕ between smooth manifolds) The pushforward or total derivative of ϕ: a linear map from the tangent space at a point x in ϕ's domain to the tangent space at ϕ(x) which is, in a technical sense, the best linear approximation of ϕ at x; denoted operatorname d!ϕₓ.
- (mathematics) Any of several generalizations of the concept(s) above: e.g. the Kähler differential in the setting of schemes, the quadratic differential in the theory of Riemann surfaces, etc.
- (calculus) A quantity representing an infinitesimal change in a variable, now only used as a heuristic aid except in nonstandard analysis but considered rigorous until the 20th century; a fluxion in Newtonian calculus, now usually written in Leibniz's notation as operatorname d!x.
- A qualitative or quantitative difference between similar or comparable things.
- a quality that differentiates between similar things
- a bevel gear that permits rotation of two shafts at different speeds; used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves
- the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
noun
name
noun
- (physics) Quantum potential.
- (philosophy) A possibility or capacity to be something, as opposed to an actuality describing what something actually is at present.
- An inherent capacity for growth or development.
- (countable) An instance of potential: any given possibility.
- (chiefly uncountable) The quality of being or having potential.
- An aptitude amenable to development; capability.
- an aptitude that may be developed
- the inherent capacity for coming into being
noun
- a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it
- the 22nd letter of the Roman alphabet
- the cardinal number that is the sum of four and one
- a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite
- Abbreviation of vowel.
- A flying skein of geese or other birds which have placed themselves in a V-shaped formation.
- Abbreviation of velocity.
- (UK, Ireland) A V-sign; by extension, an insult or show of defiance.
- (linguistics) Abbreviation of verb.
- (grammar) Abbreviation of vocative case.
- (slang, countable) Viagra.
- (euphemistic) Vagina.
- Anything shaped like a V
character
name
symbol
noun
- a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it
- In the International System of Units, the derived unit of electrical potential and electromotive force (voltage); the potential difference across a conductor when a current of one ampere uses one watt of power. Symbol: V
- A bright yellow-green colour often used in Nike products.
noun
- (electricity) The difference in electrostatic potential between two points in space, especially between live and neutral conductors or the earth.
- the rate at which energy is drawn from a source that produces a flow of electricity in a circuit; expressed in volts
- the difference in electrical charge between two points in a circuit expressed in volts
noun
- (physics) The difference between the electric potential of an electrode or cell under the passage of a current and the thermodynamic value of the electrode or cell potential in the absence of electrolysis.
- The hazardous condition that occurs when the voltage in a circuit is raised above that for which it was designed.
verb
noun
- The intensity of a force or power; potency.
- A positive attribute.
- (graph theory) The minimum ratio of the number of edges removed from a given graph to components created, over all possible removals.
- The quality or degree of being strong.
- The strongest part of something; that on which confidence or reliance is based.
- the condition of financial success
- capacity to produce strong physiological or chemical effects
- physical energy or intensity
- the amount of energy transmitted (as by acoustic or electromagnetic radiation)
- an asset of special worth or utility
- the power to induce the taking of a course of action or the embracing of a point of view by means of argument or entreaty
- capability in terms of personnel and materiel that affect the capacity to fight a war
- permanence by virtue of the power to resist stress or force
- the property of being physically or mentally strong
noun
- (physics) A physical phenomenon (such as force, potential or fluid velocity) that pervades a region; a mathematical model of such a phenomenon that associates each point and time with a scalar, vector or tensor quantity.
- (computing, object-oriented programming) An area of memory or storage reserved for a particular value, subject to virtual access controls.
- A place where competitive matches are carried out with figures, or playing area in a board game or a computer game.
- A wide, open space that is used to grow crops or to hold farm animals, usually enclosed by a fence, hedge or other barrier.
- (baseball) The outfield.
- (usually in the plural) The open country near or belonging to a town or city.
- A section of a form which is supposed to be filled with data.
- An airfield, airport or air base; especially, one with unpaved runways.
- A domain of study, knowledge or practice.
- (vexillology) The background of the flag.
- A place where a battle is fought; a battlefield.
- (numismatics) The part of a coin left unoccupied by the main device.
- A component of a database in which a single unit of information is stored.
- A land area free of woodland, cities, and towns; an area of open country.
- (geology) A region containing a particular mineral.
- The extent of a given perception.
- (heraldry) The background of the shield.
- (algebra) A non-zero commutative ring in which all non-zero elements are invertible; a simple commutative ring.
- A competitive situation, circumstance in which one faces conflicting moves of rivals.
- A realm of practical, direct or natural operation, contrasted with an office, classroom, or laboratory.
- (electronics, film, animation) Part (usually one half) of a frame in an interlaced signal.
- (metonymic) All of the competitors in any outdoor contest or trial, or all except the favourites in the betting.
- An area reserved for playing a game or race with one’s physical force.
- An unrestricted or favourable opportunity for action, operation, or achievement.
- (mathematics) a set of elements such that addition and multiplication are commutative and associative and multiplication is distributive over addition and there are two elements 0 and 1
- the area that is visible (as through an optical instrument)
- a piece of land cleared of trees and usually enclosed
- a region in which active military operations are in progress
- a place where planes take off and land
- (computer science) a set of one or more adjacent characters comprising a unit of information
- somewhere (away from a studio or office or library or laboratory) where practical work is done or data is collected
- extensive tract of level open land
- a piece of land prepared for playing a game
- all of the horses in a particular horse race
- a region where a battle is being (or has been) fought
- a particular kind of commercial enterprise
- a geographic region (land or sea) under which something valuable is found
- a particular environment or walk of life
- the space around a radiating body within which its electromagnetic oscillations can exert force on another similar body not in contact with it
- a branch of knowledge
- all the competitors in a particular contest or sporting event
verb
- (transitive) To answer; to address.
- (transitive, sports) To place (a team, its players, etc.) in a game.
- (transitive) To execute research (in the field).
- (transitive, military) To deploy in the field.
- (transitive, sports) To intercept or catch (a ball) and play it.
- (intransitive, baseball, softball, cricket, and other batting sports) To be the team catching and throwing the ball, as opposed to hitting it.
- select (a team or individual player) for a game
- play as a fielder
- catch or pick up (balls) in baseball or cricket
- answer adequately or successfully
noun
- (mathematics, physics, engineering) The symbol Δ; A change in a quantity, likely from "d" for "difference".
- (medicine) Ellipsis of delta variant (variant of the SARS-CoV-2 virus).
- (US military, US Space Force) A military unit, nominally headed by a colonel, equivalent to a USAF operations wing, or an army regiment.
- A type of cargo bike that has one wheel in front and two in back.
- (computing, informal) A small but noticeable effect. Compare epsilon.
- (physics) one of four baryons consisting of up and down quarks with a combined spin of 3/2: Δ⁺⁺ (uuu), Δ⁺ (uud), Δ⁰ (udd), or Δ⁻ (ddd)
- (chemistry) A value in delta notation indicating the relative abundances of isotopes.
- (international standards) Alternative letter-case form of Delta from the NATO/ICAO Phonetic Alphabet.
- (electricity, often attributive) The closed figure produced by connecting three coils or circuits successively, end for end, especially in a three-phase system.
- The fourth letter of the modern Greek alphabet Δ, δ.
- (surveying) The angle subtended at the center of a circular arc.
- (astronomy) a star that is usually the fourth brightest of a constellation.
- (computing) The set of differences between two versions of a file.
- (finance) The rate of change in an option value with respect to the underlying asset's price.
- A landform at the mouth of a river where it empties into a body of water.
- the 4th letter of the Greek alphabet
- an object shaped like an equilateral triangle
- a low triangular area of alluvial deposits where a river divides before entering a larger body of water
verb
noun
- (physics) the influence that produces a change in a physical quantity
- a group of people having the power of effective action
- physical energy or intensity
- group of people willing to obey orders
- one possessing or exercising power or influence or authority
- a unit that is part of some military service
- a powerful effect or influence
- a putout of a base runner who is required to run; the putout is accomplished by holding the ball while touching the base to which the runner must advance before the runner reaches that base
- (of a law) having legal validity
- an act of aggression (as one against a person who resists)
- (mass noun, possibly proscribed) Force understood as something of which there can be an amount.
- (usually with "the", in the singular or plural) Synonym of police force.
- (linguistics, semantics, pragmatics) Ability of an utterance or its element (word, form, prosody, ...) to effect a given meaning.
- (law, uncountable) The state of having legal weight, of being legally valid,.
- (financial mathematics, actuarial science) The annualized instantaneous rate of change at a particular timepoint.
- (countable, Northern England) A waterfall or cascade.
- Something or anything that has the power to produce a physical effect upon something else, such as causing it to move or change shape.
- Ability to influence; strength or energy of body or mind; active power; vigour; might; capacity of exercising an influence or producing an effect.
- (in the singular or plural) Military personnel, collectively, including any vehicles, ships, or aircraft. More broadly, the military or police altogether.
- (countable) A magic trick in which the outcome is known to the magician beforehand, especially one involving the apparent free choice of a card by another person.
- (countable) An instance of a physical force.
- (humorous or science fiction, with the, often capitalized) A metaphysical and ubiquitous power from the fictional Star Wars universe created by George Lucas. See usage note.
- Any large, organized group involved in a military engagement.
- (countable) A particular form or type of force.
- (countable) Something that exerts influence.
- (countable) Anything that is able to make a substantial change in a person or thing.
- (when in reference to that which it affects) Something that, over time, influences a system with which it interacts (with a connotation of underlyingness, subtlety, or indirectness).
- (uncountable) The generalized abstraction of this concept.
- (law) Either unlawful violence, as in a "forced entry", or lawful compulsion.
- (countable) A group organized for the goal of attacking, controlling, or constraining, especially one with a set command structure (in particular, a military or police group).
- (uncountable) Power exerted against will or consent; compulsory power; violence; coercion.
verb
- force into or from an action or state, either physically or metaphorically
- to cause to do through pressure or necessity, by physical, moral or intellectual means
- impose urgently, importunately, or inexorably
- take by force
- do forcibly; exert force
- move with force
- urge or force (a person) to an action; constrain or motivate
- squeeze like a wedge into a tight space
- (transitive, baseball) To create an out by touching a base in advance of a runner who has no base to return to while in possession of a ball which has already touched the ground.
- (transitive) To drive (something) by force, to propel (generally + prepositional phrase or adverb).
- (transitive) To forcibly open (a door, lock etc.).
- (transitive) To make someone or something do something, often regardless of their will.
- To stuff; to lard; to farce.
- (whist) To compel (an adversary or partner) to trump a trick by leading a suit that he/she does not hold.
- To grow (rhubarb) in the dark, causing it to grow early.
- To obtain or win by strength; to take by violence or struggle; specifically, to capture by assault; to storm, as a fortress.
- (transitive) To constrain by force; to overcome the limitations or resistance of.
- (transitive) To cause to occur (despite inertia, resistance etc.); to produce through force.
- (transitive) To violate (a woman); to rape.
noun
- (electricity) Initialism of alternating current (often used to indicate an alternating potential rather than a current).
- Initialism of air corps.
- Initialism of aviation cadet.
- Initialism of athletic club.
- (roleplaying games) Initialism of armor class.
- (biochemistry) Initialism of adenylyl cyclase.
- (prison) Initialism of administrative custody.
- (autism, psychology) singular of ACs (“autistics and cousins”).
- (US, military) Initialism of Auxiliary Collier (a naval coal transport that travels with the fleet to provide coal for coal-powered warships).
- (set theory) Initialism of axiom of choice.
- Initialism of access control.
- Initialism of army corps.
- (medicine) Initialism of adjuvant chemotherapy.
- (Australia) Companion of the Order of Australia.
- (electricity, informal, by extension) supply of electric energy via a public electricity grid
- Initialism of author's correction.
- (geography) Initialism of autonomous county.
- Initialism of aircraftman.
- (Anglicanism) Anglo-Catholic.
- (finance) Initialism of account current.
- (anatomy) Initialism of anterior chamber.
- (music, radio) Initialism of adult contemporary (a radio format).
- Initialism of air conditioning.
- (chemistry) Initialism of ammonium chloride.
- Initialism of area code.
- Initialism of automobile club.
- (UK, law enforcement) Initialism of assistant commissioner, a police rank used in London's Metropolitan Police.
- (aviation) Initialism of absolute ceiling.
- an electric current that reverses direction sinusoidally
adj
adv
name
phrase
noun
name
noun
- (physics) The gravitational potential: the radial (irrotational, static) component of a gravitational field, also known as the Newtonian potential or the gravitoelectric field.
- (physics) The work (energy) required to move a reference particle from a reference location to a specified location in the presence of a force field, for example to bring a unit positive electric charge from an infinite distance to a specified point against an electric field.
- A currently unrealized ability (with the most common adposition being to).
- (grammar) A verbal construction or form stating something is possible or probable.
- the inherent capacity for coming into being
- the difference in electrical charge between two points in a circuit expressed in volts
adj
noun
- (physiology) Initialism of threshold potential.
- (linguistics) Initialism of tense phrase.
- (anatomy) Initialism of transverse process.
- Initialism of true positive.
- (medicine) Initialism of trigger point.
- (mathematics) Initialism of transportation problem.
- (engineering) Initialism of true position.
- (networking) Initialism of termination point.
- (baseball) Initialism of triple play.
- (military) Initialism of torpedo boat.
- Initialism of textile paper.
- (colloquial) Initialism of toilet paper.
verb
noun
- (physics, usually with “mechanical”) a measure of opposition to motion of something subjected to a force; the ratio of force to velocity treated as complex quantities.
- (physics) A measure of the opposition to the flow of an alternating current in a circuit; the aggregation of its resistance, and inductive and capacitive reactances; the ratio of voltage to current treated as complex quantities.
- (physics, usually with “acoustic” or “sound”) the ratio of sound pressure to volume flow rate treated as complex quantities.
- The act of impeding; that which impedes; a hindrance.
- a material's opposition to the flow of electric current; measured in ohms
noun
- (mathematics, physics) The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.
- A classification into two subclasses or opposed parts.
- (projective geometry) The interchangeability of points and planes.
- (geometry) the interchangeability of the roles of points and planes in the theorems of projective geometry
- being twofold; a classification into two opposed parts or subclasses
- (physics) the property of matter and electromagnetic radiation that is characterized by the fact that some properties can be explained best by wave theory and others by particle theory
noun
- (physics) A reduction in the level of some property with distance, especially the amplitude of a wave or the strength of a signal.
- A gradual diminishing of strength.
- (engineering) A fabrication process in which a material is stretched out into a thin shape.
- (homeopathy) The reduction of the active principles of medicines to minute doses.
- (brewing) The proportion of sugar that is converted to ethanol by a yeast.
- (botany) The tapering of a leaf etc to a fine point.
- (biology) A weakening in the virulence of a pathogen or other microorganism.
- the property of something that has been weakened or reduced in thickness or density
- weakening in force or intensity
verb
- (transitive, physics) To cause a change of velocity.
- (intransitive) Grow; increase.
- (transitive, education) To enable a student to finish a course of study in less than normal time.
- (transitive) To quicken the natural or ordinary progression or process of.
- (intransitive) To become faster; to begin to move more quickly.
- (transitive) To cause to move faster; to quicken the motion of; to add to the speed of.
- (transitive) To hasten, as the occurrence of an event.
- cause to move faster
- move faster
adj
- (physics) Of or relating to classical physics that does not take relativity into account.
- (astronomy) Being or relating to a type of reflecting telescope using a concave primary mirror and a flat diagonal secondary mirror.
- (fluid mechanics, of a fluid) Obeying Newton's law of viscosity; i.e. having a constant viscosity.
- Of or relating to Isaac Newton, or his laws and theories.
- of or relating to or inspired by Sir Isaac Newton or his science
noun
adj
- (physics) Similarly referring to a value divided by any measure which acts to standardize it (e.g. thrust specific fuel consumption, referring to fuel consumption divided by thrust)
- (physics) Of a value divided by mass (e.g. specific orbital energy).
- (immunology) Limited to a particular antibody or antigen.
- (physics) A measure compared with a standard reference value by division, to produce a ratio without unit or dimension (e.g. specific refractive index is a pure number, and is relative to that of air).
- (sometimes in combination) Special, distinctive or unique.
- (bioscience, taxonomy) Pertaining to a species, as a taxon or taxa at the rank of species.
- intended for, or applying to, a particular thing.
- Explicit or definite.
- Serving to identify a particular thing (often a disease or condition), with little risk of mistaking something else for it.
- Being a remedy for a particular disease on a deeper level, rather than just masking the symptoms
- stated explicitly or in detail
- being or affecting a disease produced by a particular microorganism or condition; used also of stains or dyes used in making microscope slides
- relating to or distinguishing or constituting a taxonomic species
- (sometimes followed by ‘to’) applying to or characterized by or distinguishing something particular or special or unique
noun
adj
- (physics) Independent of arbitrary units of measurement, standards, or properties; not comparative or relative.
- Complete, utter, outright; unmitigated, not qualified or diminished in any way.
- Free from imperfection, perfect, complete; especially, perfectly embodying a quality in its essential characteristics or to its highest degree.
- (of a case form) Syntactically connected to the rest of the sentence in an atypical manner, or not relating to or depending on it, like in the nominative absolute or genitive absolute, accusative absolute or ablative absolute.
- (art, music, dance) Independent of (references to) other arts; expressing things (beauty, ideas, etc) only in one art.
- (law, postpositive, formal) Indicating that a tenure or estate in land is not conditional or liable to terminate on (strictly) any occurrence or (sometimes contextually) certain kinds of occurrence.
- Relating to the absolute temperature scale (based on absolute zero); kelvin.
- (of an adjective form) Positive; not graded (not comparative or superlative).
- Having reference to or derived in the simplest manner from the fundamental units of mass, time, and length.
- (mathematics) As measured using an absolute value.
- Free of restrictions, limitations, qualifications or conditions; unconditional.
- (especially philosophy) Fundamental, ultimate, intrinsic; not relative; independent of references or relations to other things or standards.
- (of an adjective or possessive pronoun) Lacking a modified substantive, like "hungry" in "feed the hungry".
- Pure, free from mixture or adulteration; unmixed.
- Unrestricted by laws, a constitution, or parliamentary or judicial or other checks; (legally) unlimited in power, especially if despotic.
- Characteristic of an absolutist ruler: domineering, peremptory.
- (education) Pertaining to a grading system based on the knowledge of the individual and not on the comparative knowledge of the group of students.
- (of a comparative or superlative) Expressing a relative term without a definite comparison, like "older" in "an older person should be treated with respect".
- (mathematics) Indicating an expression that is true for all real numbers, or of all values of the variable; unconditional.
- (of a usually transitive verb) Having no direct object, like "kill" in "if looks could kill".
- (of Celtic languages) Being or pertaining to an inflected verb that is not preceded by any number of particles or compounded with a preverb.
- (very occasionally postpositive) Positive, certain; unquestionable; not in doubt.
- complete and without restriction or qualification; sometimes used informally as intensifiers
- not limited by law
- perfect or complete or pure
- not capable of being violated or infringed
- expressing finality with no implication of possible change
noun
- That which exists (or has a certain property, nature, size, etc) independent of references to other standards or external conditions; that which is universally valid; that which is not relative, conditional, qualified or mitigated.
- (philosophy, usually capitalized, usually preceded by "the") A realm which exists without reference to anything else; that which can be imagined purely by itself; absolute ego.
- (chemistry) A concentrated natural flower oil, used for perfumes; an alcoholic extract of a concrete.
- (geometry) In a plane, the two imaginary circular points at infinity; in space of three dimensions, the imaginary circle at infinity.
- (philosophy, usually capitalized, usually preceded by "the") The whole of reality; the totality to which everything is reduced; the unity of spirit and nature; God.
- something that is conceived or that exists independently and not in relation to other things; something that does not depend on anything else and is beyond human control; something that is not relative
adj
noun
- (multivariable calculus) The Jacobian matrix of a function of several variables.
- (calculus, of a univariate differentiable function f(x)) A function giving the change in the linear approximation of f at a point x over a small interval Δx or operatorname d!x, the function being called the differential of f and denoted operatorname d!f(x,Δx), operatorname d!f(x), or simply operatorname d!f.
- Any of several generalizations of this concept to functions of several variables or to higher orders: the partial differential, total differential, Gateaux differential, etc.
- One of two coils of conducting wire so related to one another or to a magnet or armature common to both, that one coil produces polar action contrary to that of the other.
- The differential gear in an automobile, etc.
- A form of conductor used for dividing and distributing the current to a series of electric lamps so as to maintain equal action in all.
- (differential geometry, of a smooth map ϕ between smooth manifolds) The pushforward or total derivative of ϕ: a linear map from the tangent space at a point x in ϕ's domain to the tangent space at ϕ(x) which is, in a technical sense, the best linear approximation of ϕ at x; denoted operatorname d!ϕₓ.
- (mathematics) Any of several generalizations of the concept(s) above: e.g. the Kähler differential in the setting of schemes, the quadratic differential in the theory of Riemann surfaces, etc.
- (calculus) A quantity representing an infinitesimal change in a variable, now only used as a heuristic aid except in nonstandard analysis but considered rigorous until the 20th century; a fluxion in Newtonian calculus, now usually written in Leibniz's notation as operatorname d!x.
- A qualitative or quantitative difference between similar or comparable things.
- a quality that differentiates between similar things
- a bevel gear that permits rotation of two shafts at different speeds; used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves
- the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx