| Part of Speech | Definition | |
| Adverb | 1. In an achromatic manner.[Websters]
2. In a colourless, unvarnished, colorless, sallow or uncoloured manner. [Eve - graph theoretic] 3. In a white, pure, clean, unwritten or european manner. [Eve - graph theoretic] 4. In an albescent, candid, neutral or sincere manner. [Eve - graph theoretic] 5. In a drab or bleak manner. [Eve - graph theoretic] 6. Infrequently used adverbial inflection of the adjective achromatic.[Eve - graph theoretic] | |
| Adjective Form (achromatic) | 1. Having no hue.[Wordnet]. 2. 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".[Wordnet]. 3. Free from color; transmitting light without decomposing it into its primary colors.[Websters]. 4. Uncolored; not absorbing color from a fluid; -- said of tissue.[Websters]. 5. Being colourless, pale, albescent, unvarnished or colorless.[Eve - graph theoretic] 6. Being white, snowy, unwritten or blank.[Eve - graph theoretic] 7. Being pure, clean, spotless or hygienic.[Eve - graph theoretic] 8. Being candid, guileless, ingenuous or sincere.[Eve - graph theoretic] 9. Being bald or uncoloured.[Eve - graph theoretic] 10. Being drab, dull or dim.[Eve - graph theoretic] | |
Source: Webster's Revised Unabridged Dictionary (1913), compiled from various sources, under license. | Top | |
Date "ACHROMATICALLY" was first used in popular English literature: sometime before 1914. (references) |
Specialty Definition: achromatic
| Domain | Definition | ||
| Environment | Devoid of hue, or transmitting light without showing its constituent colors. (references) | ||
| Mining | In microscopy, a compound lens that does not spread white light into its spectral colors. Cf: aberration. (references) | ||
| Physics | 1: A) having no distinguishable hue; b) neutral. Source: European Union. (references) | 2: Pertaining to a lens or an optical system corrected for, or free from, chromatic aberration. Source: European Union. (references) | 3: A)having no distinguishable hue; b)neutral. Source: European Union. (references) |
Source: compiled by the editor from various references; see credits. | Top | ||
Common Expressions: achromatic
| Expressions | Definition | ||
| Achromatic color | A color lacking hue; white or grey or black. Source: Wordnet 3.0 Copyright © 2006 by Princeton University. All rights reserved. | ||
| Achromatic colour | A color lacking hue; white or grey or black. Source: Wordnet 3.0 Copyright © 2006 by Princeton University. All rights reserved. | ||
| Achromatic condenser | (Optics), an achromatic lens used as a condenser. Source: Webster's Revised Unabridged Dictionary. | ||
| Achromatic lens | 1: (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. Source: Webster's Revised Unabridged Dictionary. | ||
| 2: A compound lens system that forms an image free from chromatic aberration. Source: Wordnet 3.0 Copyright © 2006 by Princeton University. All rights reserved. | |||
| Achromatic prism | See Prism . Source: Webster's Revised Unabridged Dictionary. | ||
| Achromatic vision | Vision using the rods. Source: Wordnet 3.0 Copyright © 2006 by Princeton University. All rights reserved. | ||
Source: compiled by the editor from various references; see credits. | Top | ||
Specialty Expressions: achromatic
| Expressions | Domain | Definition | |
| Achromatic lens | Business | A lens which is corrected for chromatic aberration in two wavelengths of light. (references) | |
| Achromatic lens | Environment | A lens that has been partly corrected for chromatic aberration, usually for two wavelengths of light. Such a lens is customarily made to bring green and red light rays to approximately the same point focus. Also called achromat. Achromatic lenses are not sufficiently corrected for color photography or color separation. (references) | |
| Achromatic locus | Physics | The area in a chromaticity diagram embracing all colors capable of being accepted as white under given conditions of observation. Source: European Union. (references) | |
| Achromatic vision | Environment | The perception by the human eye of changes in brightness, often used to describe the perception of monochrome or black and white scenes. (references) | |
| Perceived achromatic color | Physics | A perceived colour devoid of hue. Source: European Union. (references) | |
| Psychophysical achromatic color | Physics | A psychophysical colour of zero purity. Source: European Union. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
Topics by Level of Interest: achromatic | ||||
| Topics sorted by level of Interest | Level (1=low, 600=high) | Topics sorted Alphabetically | Level (1=low, 600=high) | |
| Achromatic telescope | 6 | Achromatic (alternative meanings) | 2 | |
| Achromatic lens | 5 | Achromatic lens | 5 | |
| Achromatic (alternative meanings) | 2 | Achromatic telescope | 6 | |
Source: the editor, created by/for EVE to gauge likely levels of human interest in linguistically triggered topics (compiled across various sources, such as Wikipedia and specialty expression glosses). | ||||
