| 释义 |
colour blindness
Thesaurus| Noun | 1. | colour blindness - genetic inability to distinguish differences in huecolor blindness, color vision deficiency, colour vision deficiencydichromacy, dichromasy, dichromatism, dichromatopsia, dichromia - a deficiency of color vision in which the person can match any given hue by mixing only two other wavelengths of light (as opposed to the three wavelengths needed by people with normal color vision)monochromacy, monochromasy, monochromatic vision, monochromatism, monochromia - complete color blindness; colors can be differentiated only on the basis of brightnessbirth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disorder - a defect that is present at birthvision defect, visual defect, visual disorder, visual impairment - impairment of the sense of sight |
TranslationsEncyclopediaSeecolour-blindcolour blindness
col·or blind·ness (kŏl'ŏr blīnd'nĕs) Misleading term for anomalous or deficient color vision; complete color blindness is the absence of one of the primary cone pigments of the retina.
See: protanopia, deuteranopia, tritanopia
Synonym(s): colour blindness.colour blindness An inaccurate term for a lack of perceptual sensitivity to certain colours. Absolute colour blindness is almost unknown. Most colour perception defects are for red or green or both. About 10% of males have a colour perception defect, but this is rare in females.colour blindness a condition in which certain colours cannot be distinguished, due to a lack of one or more colour-absorbing pigments in the CONE CELLS of the retina. Colour blindness can be caused by acquired diseases of the retina but in the vast majority of cases it is inherited. In humans the most common example is red/green colourblindness which is a sex-linked defect caused by a recessive gene and is thus more common in males than females; See SEX LINKAGE.col·or blind·ness (kŏl'ŏr blīnd'nĕs) Misleading term for anomalous or deficient color vision; complete color blindness is the absence of one of the primary cone pigments of the retina.
Synonym(s): colour blindness. colour blindness
Synonyms for colour blindnessnoun genetic inability to distinguish differences in hueSynonyms- color blindness
- color vision deficiency
- colour vision deficiency
Related Words- dichromacy
- dichromasy
- dichromatism
- dichromatopsia
- dichromia
- monochromacy
- monochromasy
- monochromatic vision
- monochromatism
- monochromia
- birth defect
- congenital abnormality
- congenital anomaly
- congenital defect
- congenital disorder
- vision defect
- visual defect
- visual disorder
- visual impairment
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