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chromatism

 - 7 dictionary results

chro⋅ma⋅tism

  [kroh-muh-tiz-uhm]
Use chromatism in a Sentence
–noun
1. chromatic aberration.
2. the abnormal coloration of leaves or other normally green parts of a plant.
Origin:
1715–25; chromat- + -ism

chromatic aberration

 
–noun Optics.
the variation of either the focal length or the magnification of a lens system with different wavelengths of light, characterized by prismatic coloring at the edges of the optical image and color distortion within it.
Also called chromatism.

Origin:
1825–35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: chromatic aberration
Function: noun
: aberration caused by differences in the refraction of light at different frequencies

Main Entry: chro·ma·tism
Pronunciation: 'krO-m&-"tiz-&m
Function: noun
1 : CHROMATIC ABERRATION
2 : CHROMESTHESIA
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

chromatic aberration n.
Color distortion in an image produced by a lens, caused by the inability of the lens to bring the various colors of light to focus at a single point. Also called chromatism.

chromatism chro·ma·tism (krō'mə-tĭz'əm)
n.

  1. Abnormal pigmentation.

  2. See chromatic aberration.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
chromatic aberration  
See under aberration.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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