Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Relating to or exhibiting dichromatism.
- adjective Containing two chromium atoms per molecule.
from The Century Dictionary.
- Relating to or embracing two colors only; bichromatic: used by Herschel to describe the vision of a color-blind person who lacks the perception of one of the three primary colors assumed in accordance with the Young-Helmholtz theory of color (which see, under
color ). - In optics, having the property of dichroism; dichroic.
from the GNU version of the Collaborative International Dictionary of English.
- adjective Furnishing or giving two colors; -- said of defective vision, in which all the compound colors are resolvable into two elements instead of three.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Furnishing or giving two
colours ; said ofdefective vision , in which all the compound colours areresolvable into two elements instead of three.
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Ancient Greek
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Examples
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Also I'd suggest this is so the posters still stand out to people with dichromic colour blindness.
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~ Like manganese, chromium forms two unstable acids, namely, chromic acid and dichromic acid.
An Elementary Study of Chemistry William McPherson
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~ When potassium chromate is treated with an acid the potassium salt of the unstable dichromic acid (H_ {2} Cr_ {2} O_ {7}) is formed:
An Elementary Study of Chemistry William McPherson
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