achromatic

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ach·ro·mat·ic

 (ăk′rə-măt′ĭk, ā′krə-)
adj.
1. Designating color perceived to have zero saturation and therefore no hue, such as neutral grays, white, or black.
2. Refracting light without spectral color separation.
3. Biology Difficult to stain with standard dyes. Used in reference to cells or tissues.
4. Music Having only the diatonic tones of the scale.

[From Greek akhrōmatos : a-, without; see a-1 + khrōma, khrōmat-, color.]

ach′ro·mat′i·cal·ly adv.
a·chro′ma·tic′i·ty (-tĭs′ĭ-tē) n.
a·chro′ma·tism (ā-krō′mə-tĭz′əm) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

achromatic

(ˌækrəˈmætɪk)
adj
1. without colour
2. (General Physics) capable of reflecting or refracting light without chromatic aberration
3. (Biology) cytology
a. not staining with standard dyes
b. of or relating to achromatin
4. (Classical Music) music
a. involving no sharps or flats
b. another word for diatonic
5. (Medicine) denoting a person who is an achromat
ˌachroˈmatically adv
achromatism, achromaticity n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ach•ro•mat•ic

(ˌæk rəˈmæt ɪk, ˌeɪ krə-)

adj.
1. free from color; lacking hue.
2. able to emit, transmit, or receive light without separating it into colors.
3. (of a cell structure) difficult to stain.
4. without accidentals in musical key.
[1760–70]
ach`ro•mat′i•cal•ly, adv.
a•chro•ma•tism (eɪˈkroʊ məˌtɪz əm) a•chro`ma•tic′i•ty (-ˈtɪs ə ti) n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.achromatic - having no hue; "neutral colors like black or white"
colorless, colourless - weak in color; not colorful
chromatic - being or having or characterized by hue
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

achromatic

[ˌækrəʊˈmætɪk] ADJacromático
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

ach·ro·mat·ic

a. acromático-a, sin color.
English-Spanish Medical Dictionary © Farlex 2012