achromatic
[ak″ro-mat´ik] 1. producing no discoloration, or staining with difficulty.
2. refracting light without decomposing it into its component colors.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
ach·ro·mat·ic
(ak'rō-mat'ik), 1. Colorless.
2. Not staining readily.
3. Refracting light without chromatic aberration.
[G. a- priv. + chrōma, color]
Farlex Partner Medical Dictionary © Farlex 2012
achromatic
(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.
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.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
achromatic
adjective Colourless.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
ach·ro·mat·ic
(ā'krō-mat'ik) 1. Without hue; of black, white, or gray color.
2. Not staining readily.
3. Refracting light without chromatic aberration.
[G. a- priv. + chrōma, color]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
achromatic
- having no colour.
- not easily coloured by staining agents.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
achromatic
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann