Meaning of ACHROMATIC
| Pronunciation: | | `akru'matik
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 WordNet Dictionary |
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| | Definition: | |
- [adj] having no hue
- [adj] being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light; "black leather jackets"; "as black as coal"; "rich black soil"
- [adj] being of the achromatic color of maximum lightness; having little or no hue owing to reflection of almost all incident light; "as white as fresh snow"; "a bride's white dress"
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ACHROMATIC is a 10 letter word that starts with A. |
| | Synonyms: | | albescent, argent, ash-gray, ash-grey, ashy, black, blackish, blue-black, canescent, chalky, charcoal, charcoal-gray, charcoal-grey, coal-black, ebon, ebony, gray, grayish, grey, greyish, hueless, ink-black, inky, inky-black, iron-gray, iron-grey, jet, jet-black, lily-white, milk-white, neutral, off-white, oxford-gray, oxford-grey, pearly, pearly-white, pitchy, sable, silver, silverish, silvery, slate-gray, slatey, slaty, snow-white, snowy, sooty, stone-gray, whitish |
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| | Antonyms: | | achromatic, chromatic, white | | |
| | See Also: | | colorless, colourless, dark, light, light-colored | |
| Webster's 1913 Dictionary |
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| | Definition: | | \Ach`ro*mat"ic\, a. [Gr. ? colorless; 'a priv. + ?,
?, color: cf. F. achromatique.]
1. (Opt.) Free from color; transmitting light without
decomposing it into its primary colors.
2. (Biol.) Uncolored; not absorbing color from a fluid; --
said of tissue.
{Achromatic lens} (Opt.), a lens composed usually of two
separate lenses, a convex and concave, of substances
having different refractive and dispersive powers, as
crown and flint glass, with the curvatures so adjusted
that the chromatic aberration produced by the one is
corrected by other, and light emerges from the compound
lens undecomposed.
{Achromatic prism}. See {Prism}.
{Achromatic telescope}, or {microscope}, one in which the
chromatic aberration is corrected, usually by means of a
compound or achromatic object glass, and which gives
images free from extraneous color.
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