achromatism


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achromatism

 [ah-kro´mah-tizm]
the quality or the condition of being achromatic.
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·ma·tism

(ă-krō'mă-tizm),
1. The quality of being achromatic.
2. The annulment of chromatic aberration by combining glasses of different refractive indexes and different dispersion.
Farlex Partner Medical Dictionary © Farlex 2012

achromatism

(1) A term of waning popularity for complete colour blindness.
(2) Freedom in an optical system from chromatic aberration.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

ach·ro·ma·tism

(ă-krō'mă-tizm)
1. The quality of being achromatic.
2. The annulment of chromatic aberration by combining glasses of different refractive indices and different dispersion.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

achromatism 

1. The condition of being totally colour blind. Syn. achromatopsia.
2. Absence of colour.
3. Condition of a lens or an optical system corrected for, or free from, chromatic aberration. See monochromat.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann