'Free from (optical) aberrations'에 대한 English 단어
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검색 결과
adj
- (optics) Free from color; transmitting light without color-related distortion.
- (biology, of tissue) Uncolored; not absorbing color from a fluid.
- (music) Having only the diatonic notes of the scale; not modified by accidentals.
- Containing components such as achromatic lenses and prisms, designed to prevent color-related distortion.
- having no hue
prefix
adj
noun
- maximum clarity or distinctness of an image rendered by an optical system
- a point of convergence of light (or other radiation) or a point from which it diverges
- special emphasis attached to something
- a fixed reference point on the concave side of a conic section
- maximum clarity or distinctness of an idea
- a central point or locus of an infection in an organism
- the concentration of attention or energy on something
- (countable, seismology) The exact point of where an earthquake occurs, in three dimensions (underneath the epicentre).
- (countable, optics) A point at which reflected or refracted rays of light converge.
- (ichthyology) The centre of an older fish's scale, which is the point where a younger fish's scale starts to grow from.
- (countable, geometry) A point of a conic at which rays reflected from a curve or surface converge.
- (countable) Something to which activity, attention or interest is primarily directed.
- (linguistics) The most important word or phrase in a sentence or passage, or the one that imparts information.
- An object used in casting a magic spell.
- (uncountable, photography, cinematography) The quality of the convergence of light on the photographic medium.
- (graphical user interface) The status of being the currently active element in a user interface, often indicated by a visual highlight.
- (uncountable) Concentration of attention.
- (uncountable, photography, cinematography) The fact of the convergence of light on the photographic medium.
verb
- put (an image) into focus
- direct one's attention on something
- bring into focus or alignment; to converge or cause to converge; of ideas or emotions
- cause to converge on or toward a central point
- become focussed or come into focus
- (transitive, optics) To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.
- (computing, graphical user interface, transitive) To transfer the input focus to (a visual element), so that it receives subsequent input.
- (transitive) To cause (rays of light, etc) to converge at a single point.
- (transitive) To direct attention, effort, or energy to a particular audience or task.
- (intransitive) To concentrate one’s attention.
- (accounting, formerly) To aggregate figures of accounts.
- (intransitive, optics, of a lens, optical instrument, etc.) To adjust itself or be adjusted such that light from a scene converges appropriately to create a clear image.
- (intransitive, followed by on or upon) To concentrate one's attention on something; to have as one's central point of interest, concern, etc.
noun
- total absence of light
- black clothing (worn as a sign of mourning)
- the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)
- (board games) the darker pieces
- (uncountable, informal) Blackness, the condition of belonging to or being descended from one of these ethnic groups.
- (countable and uncountable) A black dye or pigment.
- (firefighting) The blackened, burned-out area at the centre of a fire.
- (countable) A pen, pencil, crayon, etc., made of black pigment.
- (countable) Something, or a part of a thing, which is black.
- (countable, billiards, snooker, pool) The black ball.
- (countable, British) A type of firecracker that is really more dark brown in colour.
- (US, slang) Marijuana.
- (in the plural) Black cloth hung up at funerals.
- (countable, baseball) The edge of home plate.
- A dark smut fungus, harmful to wheat.
- (countable and uncountable) The colour/color perceived in the absence of light, but also when no light is reflected, but rather absorbed.
- (informal, chiefly UK, chiefly uncountable) Blackcurrant syrup or crème de cassis used for cocktails.
- (countable, sometimes capitalised, often offensive) A member or descendant of any of various (African, Aboriginal, etc) ethnic groups which typically have dark pigmentation of the skin.
- (countable, chess) The person playing with the black set of pieces.
adj
- distributed or sold illicitly
- (of intelligence operations) deliberately misleading
- (of events) having extremely unfortunate or dire consequences; bringing ruin
- (of the face) made black especially as with suffused blood
- stemming from evil characteristics or forces; wicked or dishonorable
- (of coffee) without cream or sugar
- soiled with dirt or soot
- extremely dark
- of or belonging to a racial group especially of sub-Saharan African origin
- (used of conduct or character) deserving or bringing disgrace or shame
- offering little or no hope
- being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light
- harshly ironic or sinister
- marked by anger or resentment or hostility
- (German politics) Related to the Christian Democratic Union of Germany.
- (of objects or markets) Illegitimate, illegal, or disgraced.
- (of coffee or tea) Without any cream, milk, or creamer.
- (sometimes capitalized) Belonging to or descended from any of various (African, Aboriginal, etc.) ethnic groups which typically have dark pigmentation of the skin. (See usage notes below.)
- (politics) Of or pertaining to anarchism; anarchist.
- Clandestine; relating to a political, military, or espionage operation or site, the existence or details of which is withheld from the general public.
- (Ireland, now derogatory) Protestant, often with the implication of being militantly pro-British or anti-Catholic. (Compare blackmouth ("Presbyterian").)
- (typography) Said of a symbol or character that is solid, filled with color.
- (of an object) Absorbing all light and reflecting none; dark and hueless.
- Bad; evil; ill-omened.
- Having one or more features (hair, fur, armour, clothes, bark, etc.) that is dark (or black).
- (of a location or setting) Without light.
- (taxonomy, especially) Dark in comparison to another species with the same base name.
- Foul; dirty, soiled.
- (board games, chess) Of or relating to the playing pieces of a board game deemed to belong to the "black" set (in chess, the set used by the player who moves second) (often regardless of the pieces' actual colour).
- Occult; relating to something (such as mystical or magical knowledge) which is unknown to or kept secret from the general public.
- (US, UK, South Africa) Belonging to or descended from any of various sub-Saharan African ethnic groups which typically have dark pigmentation of the skin.
- Expressing menace or discontent; threatening; sullen.
- (Singapore, Singlish, of someone's face) Sullen and solemn; bad-tempered and unhappy.
- (chiefly historical) Designated for use by those ethnic groups (as described above).
- (card games, of a card) Of the spades or clubs suits.
- (Ireland, informal) Overcrowded.
verb
noun
- total absence of light
- the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)
- (figurative) Darkness, gloominess; depression.
- (figurative) The quality of being evil or dismal.
- The state or quality of being black in colour.
- The state of being of African descent.
- The experiences and culture of African-American people.
- Any space that such colour pervades.
noun
- (optics) An aberration that causes magnification to change over the field of view.
- An act of distorting.
- A misrepresentation of the truth.
- A result of distorting.
- Noise or other artifacts caused in the electronic reproduction of sound or music.
- An effect used in music, most commonly on guitars in rock or metal.
- the act of distorting something so it seems to mean something it was not intended to mean
- an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
- a shape resulting from distortion
- a change for the worse
- a change (usually undesired) in the waveform of an acoustic or analog electrical signal; the difference between two measurements of a signal (as between the input and output signal)
- the mistake of misrepresenting the facts
noun
- (photography) Initialism of transverse chromatic aberration.
- (aviation) Initialism of terminal control area.
- (organic chemistry) Initialism of trichloroanisole.
- (accounting) Initialism of true cost accounting.
- (medicine) Initialism of tricyclic antidepressant.
- (organic chemistry) Initialism of tricarboxylic acid.
- (organic chemistry) Initialism of trichloroacetic acid.
- (aviation, travel) Initialism of traffic conference area.
name
adj
- able to refract light without spectral color separation
- (not comparable, optics) Having the capacity to separate spectral colours by refraction.
- based on a scale consisting of 12 semitones
- being or having or characterized by hue
- (biology) Relating to chromatin (a complex of DNA, RNA, and proteins within the cell nucleus out of which chromosomes condense during cell division).
- (Ancient Greece, historical) One of three types of tetrachord (the others being the diatonic and enharmonic), with an interval between half and four-fifths of the total interval of a tetrachord.
- (comparable) Brightly coloured; colourful, vivid.
- Relating to or using notes not belonging to the diatonic scale of the key in which a passage of music is written.
- (not comparable) Characterized or caused by, or relating to, colour or hue.
- (not comparable, graph theory) Relating to colorings of graphs.
noun
noun
- The state of being free from obscurities or opacity; distinctness of light, colour etc.
- The state of being free from obstruction or interference.
- Mental or sensory distinctness; clarity of understanding, perception etc.
- free from obscurity and easy to understand; the comprehensibility of clear expression
- the quality of clear water
prefix
noun
- (uncountable) Light that results from multiple sources and different directions.
- (uncountable, figurative) Multiple perspectives or points of view.
- (countable) A traffic light intended principally to allow pedestrian or other traffic from a lesser roadway to cross a busier roadway.
- (uncountable) Light that comes from the side, causing shadows that can obscure objects of view or create strong contrasts.
- (uncountable, theater) Illumination directed at the performers or subject matter from opposite sides of the set.
- (countable, figurative) One of a number of differing points of view.
verb
noun
- optical properties
- the branch of physics that studies the physical properties of light
- (physics) The physics of light and vision: basic optical science.
- Technology that makes use of such physics: applied optical science; business lines making use of such technology.
- The light-related aspects of a device.
- (figuratively) Perception, image, public relations, especially in politics.
- plural of optic
noun
- (optics, uncountable) A phenomenon where light, instead of passing into a medium of a lower refractive index and refracting away from the normal, is completely reflected by the boundary between the two media because it approaches at an angle greater than or equal to the critical angle.
- (countable) An instance of this phenomenon.
adj
noun
- a lack of visual brightness
- the quality of lacking interestingness
- without sharpness or clearness of edge or point
- the quality of being slow to understand
- lack of sensibility
- The lack of visual brilliance; want of sheen.
- (of an edge) bluntness.
- The quality of being uninteresting; boring; humorless or irksome.
- The quality of not perceiving or kenning things distinctly.
- The quality of being slow of understanding things.
- Lack of interest or excitement.
noun
- (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
- (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
- (pathology) A disorder of the vision, usually due to a misshapen cornea, such that light does not focus correctly on the retina causing a blurred image.
- (optics) A defect of a lens such that light rays coming from a point do not meet at a focal point so that the image is blurred.
noun
verb
- amaze or bewilder, as with brilliant wit or intellect or skill
- to cause someone to lose clear vision, especially from intense light
- (transitive) To confuse or overpower the sight of (someone or something, such as a sensor) by means of excessive brightness.
- (intransitive) To be overpowered by light; to be confused by excess of brightness.
- (transitive, figuratively) To render incapable of thinking clearly; to overwhelm with showiness or brilliance.
noun
- the area that is visible (as through an optical instrument)
- (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
- 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
- (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.
- (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.
- (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.
verb
- 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
- (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.
adj
noun
- (uncountable) The spectral composition of visible light.
- (medicine) Skin color, noted as normal, jaundiced, cyanotic, flush, mottled, pale, or ashen as part of the skin signs assessment.
- (linguistics) The quality of a particular vowel sound.
- (professional wrestling slang) To bleed, either through injury or blading. Usally prefaced with "get".
- (in the plural) The flag of a nation or team.
- A flushed appearance of blood in the face; redness of complexion.
- A front or facade; an ostensible truth actually false; pretext.
- (uncountable) Human skin tone, especially as an indicator of race or ethnicity.
- A paint.
- (music) Timbre, often in relation to orchestration.
- (figuratively) Richness of expression; detail or flavour that is likely to generate interest or enjoyment.
- (finance, uncountable) A third-order measure of derivative price sensitivity, expressed as the rate of change of gamma with respect to time, or equivalently the rate of change of charm with respect to changes in the underlying asset price.
- (countable) A particular set of visible spectral compositions, perceived or named as a class.
- (in the plural) Gang insignia.
- (physics) A property of quarks, with three values called red, green, and blue, which they can exchange by passing gluons; color charge.
- (in the plural) A standard or banner.
- These hues as used in color television or films, color photographs, etc (as opposed to the shades of grey used in black-and-white television).
- An appearance of right or authority; color of law.
- (military, in the plural) The morning ceremony of raising the flag.
- (mining) Gold, particles of gold found when prospecting.
- (typography) The relative lightness or darkness of a mass of written or printed text on a page. (See type color on Wikipedia.Wikipedia)
- (snooker) Any of the colored balls excluding the reds.
- (uncountable) Hue as opposed to achromatic colors (black, white and grays).
- (heraldry) Any of the standard dark tinctures used in a coat of arms, including azure, gules, sable, and vert.
- (in the plural) An award for sporting achievement, particularly within a school or university.
- a visual attribute of things that results from the light they emit or transmit or reflect
- an outward or token appearance or form that is deliberately misleading
- the appearance of objects (or light sources) described in terms of a person's perception of their hue and lightness (or brightness) and saturation
- interest and variety and intensity
- any material used for its color
- (physics) the characteristic of quarks that determines their role in the strong interaction
- the timbre of a musical sound
adj
verb
- (intransitive) To apply colors to the areas within the boundaries of a line drawing using colored markers or crayons.
- (mathematics, graph theory) To assign colors to the vertices of a graph (or the regions of a map) so that no two vertices connected by an edge (regions sharing a border) have the same color.
- (transitive) To give something color.
- (transitive) To cause (a pipe, especially a meerschaum) to take on a brown or black color, by smoking.
- (of a person or their face) To become red through increased blood flow.
- (informal) To attribute a quality to; to portray (as).
- To affect without completely changing.
- (linguistics, usually of a phoneme) To affect the quality of a speech sound, especially a vowel.
- decorate with colors
- change color, often in an undesired manner
- add color to
- affect as in thought or feeling
- give a deceptive explanation or excuse for
- modify or bias
adj
- Bright and colourless; reflecting equal quantities of all frequencies of visible light.
- Grey, as from old age; having silvery hair; hoary.
- (board games, chess) The standard denomination of the playing pieces of a board game deemed to belong to the white set, no matter what the actual colour.
- (now less common and often offensive) Honourable, fair, decent, kind; generous.
- (sometimes capitalized) Of or relating to Europeans or those of European descent, regardless if their skin has cool or warm undertones.
- (of a person or skin) Lacking coloration (tan) from ultraviolet light; not tanned.
- (of tea) Made from immature leaves and shoots.
- Characterised by the presence of snow.
- Relatively light or pale in colour.
- Pale or pallid, as from fear, illness, etc.
- (politics) Pertaining to constitutional or anti-revolutionary political parties or movements.
- (sometimes capitalized) Of or relating to Caucasians (people with white complexion and European ancestry).
- (typography) Not containing characters; see white space.
- (of coffee or tea) Containing cream, milk, or creamer.
- (chiefly historical) Designated for use by Caucasians.
- (typography) Said of a symbol or character outline, not solid, not filled with color. Compare black (“said of a character or symbol filled with color”).
- (of a set of armor) Alwhite, pertaining to white armor.
- (sometimes capitalized) By U.S. Census Bureau definition, of or relating to people hailing from Europe, North Africa, and the Middle East.
- (of an animal) Affected by leucism.
- Pertaining to an ecclesiastical order whose adherents dress in white habits; Cistercian.
- glowing white with heat
- being of the achromatic color of maximum lightness; having little or no hue owing to reflection of almost all incident light
- benevolent; without malicious intent
- restricted to whites only
- (of a surface) not written or printed on
- (of coffee) having cream or milk added
- marked by the presence of snow
- (of hair) having lost its color
- of or belonging to a racial group having light skin coloration
- of summer nights in northern latitudes where the sun barely sets
- anemic looking from illness or emotion
- free from moral blemish or impurity; unsullied
noun
- (countable and uncountable) White wine.
- (archery) The central part of the butt, which was formerly painted white; the centre of a mark at which a missile is shot.
- The snow- or ice-covered "green" in snow golf.
- (board games, chess) The person playing with the white set of pieces.
- The albumen of bird eggs (egg white).
- A feather, from the wing of the cock ostrich, that is of the palest possible shade.
- (sports, billiards, snooker, pool) The cue ball in cue games.
- The color of snow or milk; the color of light containing equal amounts of all visible wavelengths.
- (uncountable) Ellipsis of white bread
- A white pigment.
- A person of European descent with light-colored skin.
- The enclosed part of a letter of the alphabet, especially when handwritten.
- Any butterfly of the subfamily Pierinae in the family Pieridae.
- (countable and uncountable) White coffee
- (anatomy) The sclera, white of the eye.
- (slang, US, UK) Cocaine.
- A white bean.
- (usually in the plural) trousers made of flannel or gabardine or tweed or white cloth
- (board games) the lighter pieces
- the quality or state of the achromatic color of greatest lightness (bearing the least resemblance to black)
- the white part of an egg; the nutritive and protective gelatinous substance surrounding the yolk consisting mainly of albumin dissolved in water
verb
noun
- Any prismatic refraction of light showing a spectrum of colours.
- (baseball) A curveball, particularly a slow one.
- (soccer) A trick in which the player makes the ball arc over the opponent's head using both feet; rainbow kick
- (often used with “of”) A wide assortment; a varied multitude.
- (figurative) An illusion; a mirage.
- Rainbow trout.
- (poker slang) In Texas hold 'em or Omaha hold 'em, a flop that contains three different suits.
- A multicoloured arch in the sky, produced by prismatic refraction of light within droplets of rain in the air.
- (figuratively, sometimes derogatory) A person within the LGBT community.
- an arc of colored light in the sky caused by refraction of the sun's rays by rain
- an illusory hope
adj
- Multicolored, especially if in rainbow order.
- (attributive, sometimes derogatory) LGBT.
- (poker, chiefly of a flop) Composed entirely of different suits.
- (mathematics, cryptography) Of or pertaining to rainbow tables.
- (attributive, chiefly US) Made up of several races or ethnicities, or (more broadly) of several cultural or ideological factions.
verb
- (transitive) To brighten with, or as with, a rainbow; to pattern with the colours of the rainbow.
- (intransitive) To take the appearance of a rainbow.
- (climbing) In climbing gyms where the rocks to climb are colored to indicate suggested climbing routes, to climb rocks of different colors, thereby ignoring such routes.
noun
- the state of being indistinct or indefinite for lack of adequate illumination
- an obscure and unimportant standing; not well known
- the quality of being unclear or abstruse and hard to understand
- The state of being unknown; a thing that is unknown.
- The quality of being difficult to understand; a thing that is difficult to understand.
- (literary) Darkness; the absence of light.
noun
- maximum clarity or distinctness of an image rendered by an optical system
- a point of convergence of light (or other radiation) or a point from which it diverges
- special emphasis attached to something
- a fixed reference point on the concave side of a conic section
- maximum clarity or distinctness of an idea
- a central point or locus of an infection in an organism
- the concentration of attention or energy on something
- (countable, seismology) The exact point of where an earthquake occurs, in three dimensions (underneath the epicentre).
- (countable, optics) A point at which reflected or refracted rays of light converge.
- (ichthyology) The centre of an older fish's scale, which is the point where a younger fish's scale starts to grow from.
- (countable, geometry) A point of a conic at which rays reflected from a curve or surface converge.
- (countable) Something to which activity, attention or interest is primarily directed.
- (linguistics) The most important word or phrase in a sentence or passage, or the one that imparts information.
- An object used in casting a magic spell.
- (uncountable, photography, cinematography) The quality of the convergence of light on the photographic medium.
- (graphical user interface) The status of being the currently active element in a user interface, often indicated by a visual highlight.
- (uncountable) Concentration of attention.
- (uncountable, photography, cinematography) The fact of the convergence of light on the photographic medium.
verb
- put (an image) into focus
- direct one's attention on something
- bring into focus or alignment; to converge or cause to converge; of ideas or emotions
- cause to converge on or toward a central point
- become focussed or come into focus
- (transitive, optics) To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.
- (computing, graphical user interface, transitive) To transfer the input focus to (a visual element), so that it receives subsequent input.
- (transitive) To cause (rays of light, etc) to converge at a single point.
- (transitive) To direct attention, effort, or energy to a particular audience or task.
- (intransitive) To concentrate one’s attention.
- (accounting, formerly) To aggregate figures of accounts.
- (intransitive, optics, of a lens, optical instrument, etc.) To adjust itself or be adjusted such that light from a scene converges appropriately to create a clear image.
- (intransitive, followed by on or upon) To concentrate one's attention on something; to have as one's central point of interest, concern, etc.
noun
- total absence of light
- black clothing (worn as a sign of mourning)
- the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)
- (board games) the darker pieces
- (uncountable, informal) Blackness, the condition of belonging to or being descended from one of these ethnic groups.
- (countable and uncountable) A black dye or pigment.
- (firefighting) The blackened, burned-out area at the centre of a fire.
- (countable) A pen, pencil, crayon, etc., made of black pigment.
- (countable) Something, or a part of a thing, which is black.
- (countable, billiards, snooker, pool) The black ball.
- (countable, British) A type of firecracker that is really more dark brown in colour.
- (US, slang) Marijuana.
- (in the plural) Black cloth hung up at funerals.
- (countable, baseball) The edge of home plate.
- A dark smut fungus, harmful to wheat.
- (countable and uncountable) The colour/color perceived in the absence of light, but also when no light is reflected, but rather absorbed.
- (informal, chiefly UK, chiefly uncountable) Blackcurrant syrup or crème de cassis used for cocktails.
- (countable, sometimes capitalised, often offensive) A member or descendant of any of various (African, Aboriginal, etc) ethnic groups which typically have dark pigmentation of the skin.
- (countable, chess) The person playing with the black set of pieces.
adj
- distributed or sold illicitly
- (of intelligence operations) deliberately misleading
- (of events) having extremely unfortunate or dire consequences; bringing ruin
- (of the face) made black especially as with suffused blood
- stemming from evil characteristics or forces; wicked or dishonorable
- (of coffee) without cream or sugar
- soiled with dirt or soot
- extremely dark
- of or belonging to a racial group especially of sub-Saharan African origin
- (used of conduct or character) deserving or bringing disgrace or shame
- offering little or no hope
- being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light
- harshly ironic or sinister
- marked by anger or resentment or hostility
- (German politics) Related to the Christian Democratic Union of Germany.
- (of objects or markets) Illegitimate, illegal, or disgraced.
- (of coffee or tea) Without any cream, milk, or creamer.
- (sometimes capitalized) Belonging to or descended from any of various (African, Aboriginal, etc.) ethnic groups which typically have dark pigmentation of the skin. (See usage notes below.)
- (politics) Of or pertaining to anarchism; anarchist.
- Clandestine; relating to a political, military, or espionage operation or site, the existence or details of which is withheld from the general public.
- (Ireland, now derogatory) Protestant, often with the implication of being militantly pro-British or anti-Catholic. (Compare blackmouth ("Presbyterian").)
- (typography) Said of a symbol or character that is solid, filled with color.
- (of an object) Absorbing all light and reflecting none; dark and hueless.
- Bad; evil; ill-omened.
- Having one or more features (hair, fur, armour, clothes, bark, etc.) that is dark (or black).
- (of a location or setting) Without light.
- (taxonomy, especially) Dark in comparison to another species with the same base name.
- Foul; dirty, soiled.
- (board games, chess) Of or relating to the playing pieces of a board game deemed to belong to the "black" set (in chess, the set used by the player who moves second) (often regardless of the pieces' actual colour).
- Occult; relating to something (such as mystical or magical knowledge) which is unknown to or kept secret from the general public.
- (US, UK, South Africa) Belonging to or descended from any of various sub-Saharan African ethnic groups which typically have dark pigmentation of the skin.
- Expressing menace or discontent; threatening; sullen.
- (Singapore, Singlish, of someone's face) Sullen and solemn; bad-tempered and unhappy.
- (chiefly historical) Designated for use by those ethnic groups (as described above).
- (card games, of a card) Of the spades or clubs suits.
- (Ireland, informal) Overcrowded.
verb
noun
- total absence of light
- the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)
- (figurative) Darkness, gloominess; depression.
- (figurative) The quality of being evil or dismal.
- The state or quality of being black in colour.
- The state of being of African descent.
- The experiences and culture of African-American people.
- Any space that such colour pervades.
noun
- (optics) An aberration that causes magnification to change over the field of view.
- An act of distorting.
- A misrepresentation of the truth.
- A result of distorting.
- Noise or other artifacts caused in the electronic reproduction of sound or music.
- An effect used in music, most commonly on guitars in rock or metal.
- the act of distorting something so it seems to mean something it was not intended to mean
- an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
- a shape resulting from distortion
- a change for the worse
- a change (usually undesired) in the waveform of an acoustic or analog electrical signal; the difference between two measurements of a signal (as between the input and output signal)
- the mistake of misrepresenting the facts
noun
- (photography) Initialism of transverse chromatic aberration.
- (aviation) Initialism of terminal control area.
- (organic chemistry) Initialism of trichloroanisole.
- (accounting) Initialism of true cost accounting.
- (medicine) Initialism of tricyclic antidepressant.
- (organic chemistry) Initialism of tricarboxylic acid.
- (organic chemistry) Initialism of trichloroacetic acid.
- (aviation, travel) Initialism of traffic conference area.
name
noun
noun
- The state of being free from obscurities or opacity; distinctness of light, colour etc.
- The state of being free from obstruction or interference.
- Mental or sensory distinctness; clarity of understanding, perception etc.
- free from obscurity and easy to understand; the comprehensibility of clear expression
- the quality of clear water
noun
- (uncountable) Light that results from multiple sources and different directions.
- (uncountable, figurative) Multiple perspectives or points of view.
- (countable) A traffic light intended principally to allow pedestrian or other traffic from a lesser roadway to cross a busier roadway.
- (uncountable) Light that comes from the side, causing shadows that can obscure objects of view or create strong contrasts.
- (uncountable, theater) Illumination directed at the performers or subject matter from opposite sides of the set.
- (countable, figurative) One of a number of differing points of view.
verb
noun
- optical properties
- the branch of physics that studies the physical properties of light
- (physics) The physics of light and vision: basic optical science.
- Technology that makes use of such physics: applied optical science; business lines making use of such technology.
- The light-related aspects of a device.
- (figuratively) Perception, image, public relations, especially in politics.
- plural of optic
noun
- (optics, uncountable) A phenomenon where light, instead of passing into a medium of a lower refractive index and refracting away from the normal, is completely reflected by the boundary between the two media because it approaches at an angle greater than or equal to the critical angle.
- (countable) An instance of this phenomenon.
noun
- a lack of visual brightness
- the quality of lacking interestingness
- without sharpness or clearness of edge or point
- the quality of being slow to understand
- lack of sensibility
- The lack of visual brilliance; want of sheen.
- (of an edge) bluntness.
- The quality of being uninteresting; boring; humorless or irksome.
- The quality of not perceiving or kenning things distinctly.
- The quality of being slow of understanding things.
- Lack of interest or excitement.
noun
- (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
- (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
- (pathology) A disorder of the vision, usually due to a misshapen cornea, such that light does not focus correctly on the retina causing a blurred image.
- (optics) A defect of a lens such that light rays coming from a point do not meet at a focal point so that the image is blurred.
noun
verb
- amaze or bewilder, as with brilliant wit or intellect or skill
- to cause someone to lose clear vision, especially from intense light
- (transitive) To confuse or overpower the sight of (someone or something, such as a sensor) by means of excessive brightness.
- (intransitive) To be overpowered by light; to be confused by excess of brightness.
- (transitive, figuratively) To render incapable of thinking clearly; to overwhelm with showiness or brilliance.
noun
- the area that is visible (as through an optical instrument)
- (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
- 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
- (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.
- (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.
- (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.
verb
- 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
- (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.
noun
- (uncountable) The spectral composition of visible light.
- (medicine) Skin color, noted as normal, jaundiced, cyanotic, flush, mottled, pale, or ashen as part of the skin signs assessment.
- (linguistics) The quality of a particular vowel sound.
- (professional wrestling slang) To bleed, either through injury or blading. Usally prefaced with "get".
- (in the plural) The flag of a nation or team.
- A flushed appearance of blood in the face; redness of complexion.
- A front or facade; an ostensible truth actually false; pretext.
- (uncountable) Human skin tone, especially as an indicator of race or ethnicity.
- A paint.
- (music) Timbre, often in relation to orchestration.
- (figuratively) Richness of expression; detail or flavour that is likely to generate interest or enjoyment.
- (finance, uncountable) A third-order measure of derivative price sensitivity, expressed as the rate of change of gamma with respect to time, or equivalently the rate of change of charm with respect to changes in the underlying asset price.
- (countable) A particular set of visible spectral compositions, perceived or named as a class.
- (in the plural) Gang insignia.
- (physics) A property of quarks, with three values called red, green, and blue, which they can exchange by passing gluons; color charge.
- (in the plural) A standard or banner.
- These hues as used in color television or films, color photographs, etc (as opposed to the shades of grey used in black-and-white television).
- An appearance of right or authority; color of law.
- (military, in the plural) The morning ceremony of raising the flag.
- (mining) Gold, particles of gold found when prospecting.
- (typography) The relative lightness or darkness of a mass of written or printed text on a page. (See type color on Wikipedia.Wikipedia)
- (snooker) Any of the colored balls excluding the reds.
- (uncountable) Hue as opposed to achromatic colors (black, white and grays).
- (heraldry) Any of the standard dark tinctures used in a coat of arms, including azure, gules, sable, and vert.
- (in the plural) An award for sporting achievement, particularly within a school or university.
- a visual attribute of things that results from the light they emit or transmit or reflect
- an outward or token appearance or form that is deliberately misleading
- the appearance of objects (or light sources) described in terms of a person's perception of their hue and lightness (or brightness) and saturation
- interest and variety and intensity
- any material used for its color
- (physics) the characteristic of quarks that determines their role in the strong interaction
- the timbre of a musical sound
adj
verb
- (intransitive) To apply colors to the areas within the boundaries of a line drawing using colored markers or crayons.
- (mathematics, graph theory) To assign colors to the vertices of a graph (or the regions of a map) so that no two vertices connected by an edge (regions sharing a border) have the same color.
- (transitive) To give something color.
- (transitive) To cause (a pipe, especially a meerschaum) to take on a brown or black color, by smoking.
- (of a person or their face) To become red through increased blood flow.
- (informal) To attribute a quality to; to portray (as).
- To affect without completely changing.
- (linguistics, usually of a phoneme) To affect the quality of a speech sound, especially a vowel.
- decorate with colors
- change color, often in an undesired manner
- add color to
- affect as in thought or feeling
- give a deceptive explanation or excuse for
- modify or bias
noun
- Any prismatic refraction of light showing a spectrum of colours.
- (baseball) A curveball, particularly a slow one.
- (soccer) A trick in which the player makes the ball arc over the opponent's head using both feet; rainbow kick
- (often used with “of”) A wide assortment; a varied multitude.
- (figurative) An illusion; a mirage.
- Rainbow trout.
- (poker slang) In Texas hold 'em or Omaha hold 'em, a flop that contains three different suits.
- A multicoloured arch in the sky, produced by prismatic refraction of light within droplets of rain in the air.
- (figuratively, sometimes derogatory) A person within the LGBT community.
- an arc of colored light in the sky caused by refraction of the sun's rays by rain
- an illusory hope
adj
- Multicolored, especially if in rainbow order.
- (attributive, sometimes derogatory) LGBT.
- (poker, chiefly of a flop) Composed entirely of different suits.
- (mathematics, cryptography) Of or pertaining to rainbow tables.
- (attributive, chiefly US) Made up of several races or ethnicities, or (more broadly) of several cultural or ideological factions.
verb
- (transitive) To brighten with, or as with, a rainbow; to pattern with the colours of the rainbow.
- (intransitive) To take the appearance of a rainbow.
- (climbing) In climbing gyms where the rocks to climb are colored to indicate suggested climbing routes, to climb rocks of different colors, thereby ignoring such routes.
noun
- the state of being indistinct or indefinite for lack of adequate illumination
- an obscure and unimportant standing; not well known
- the quality of being unclear or abstruse and hard to understand
- The state of being unknown; a thing that is unknown.
- The quality of being difficult to understand; a thing that is difficult to understand.
- (literary) Darkness; the absence of light.
adj
- (optics) Free from color; transmitting light without color-related distortion.
- (biology, of tissue) Uncolored; not absorbing color from a fluid.
- (music) Having only the diatonic notes of the scale; not modified by accidentals.
- Containing components such as achromatic lenses and prisms, designed to prevent color-related distortion.
- having no hue
adj
adj
- able to refract light without spectral color separation
- (not comparable, optics) Having the capacity to separate spectral colours by refraction.
- based on a scale consisting of 12 semitones
- being or having or characterized by hue
- (biology) Relating to chromatin (a complex of DNA, RNA, and proteins within the cell nucleus out of which chromosomes condense during cell division).
- (Ancient Greece, historical) One of three types of tetrachord (the others being the diatonic and enharmonic), with an interval between half and four-fifths of the total interval of a tetrachord.
- (comparable) Brightly coloured; colourful, vivid.
- Relating to or using notes not belonging to the diatonic scale of the key in which a passage of music is written.
- (not comparable) Characterized or caused by, or relating to, colour or hue.
- (not comparable, graph theory) Relating to colorings of graphs.
adj
adj
adj
- Bright and colourless; reflecting equal quantities of all frequencies of visible light.
- Grey, as from old age; having silvery hair; hoary.
- (board games, chess) The standard denomination of the playing pieces of a board game deemed to belong to the white set, no matter what the actual colour.
- (now less common and often offensive) Honourable, fair, decent, kind; generous.
- (sometimes capitalized) Of or relating to Europeans or those of European descent, regardless if their skin has cool or warm undertones.
- (of a person or skin) Lacking coloration (tan) from ultraviolet light; not tanned.
- (of tea) Made from immature leaves and shoots.
- Characterised by the presence of snow.
- Relatively light or pale in colour.
- Pale or pallid, as from fear, illness, etc.
- (politics) Pertaining to constitutional or anti-revolutionary political parties or movements.
- (sometimes capitalized) Of or relating to Caucasians (people with white complexion and European ancestry).
- (typography) Not containing characters; see white space.
- (of coffee or tea) Containing cream, milk, or creamer.
- (chiefly historical) Designated for use by Caucasians.
- (typography) Said of a symbol or character outline, not solid, not filled with color. Compare black (“said of a character or symbol filled with color”).
- (of a set of armor) Alwhite, pertaining to white armor.
- (sometimes capitalized) By U.S. Census Bureau definition, of or relating to people hailing from Europe, North Africa, and the Middle East.
- (of an animal) Affected by leucism.
- Pertaining to an ecclesiastical order whose adherents dress in white habits; Cistercian.
- glowing white with heat
- being of the achromatic color of maximum lightness; having little or no hue owing to reflection of almost all incident light
- benevolent; without malicious intent
- restricted to whites only
- (of a surface) not written or printed on
- (of coffee) having cream or milk added
- marked by the presence of snow
- (of hair) having lost its color
- of or belonging to a racial group having light skin coloration
- of summer nights in northern latitudes where the sun barely sets
- anemic looking from illness or emotion
- free from moral blemish or impurity; unsullied
noun
- (countable and uncountable) White wine.
- (archery) The central part of the butt, which was formerly painted white; the centre of a mark at which a missile is shot.
- The snow- or ice-covered "green" in snow golf.
- (board games, chess) The person playing with the white set of pieces.
- The albumen of bird eggs (egg white).
- A feather, from the wing of the cock ostrich, that is of the palest possible shade.
- (sports, billiards, snooker, pool) The cue ball in cue games.
- The color of snow or milk; the color of light containing equal amounts of all visible wavelengths.
- (uncountable) Ellipsis of white bread
- A white pigment.
- A person of European descent with light-colored skin.
- The enclosed part of a letter of the alphabet, especially when handwritten.
- Any butterfly of the subfamily Pierinae in the family Pieridae.
- (countable and uncountable) White coffee
- (anatomy) The sclera, white of the eye.
- (slang, US, UK) Cocaine.
- A white bean.
- (usually in the plural) trousers made of flannel or gabardine or tweed or white cloth
- (board games) the lighter pieces
- the quality or state of the achromatic color of greatest lightness (bearing the least resemblance to black)
- the white part of an egg; the nutritive and protective gelatinous substance surrounding the yolk consisting mainly of albumin dissolved in water