Definition of red-blindness in English:

red-blindness

noun ˈrɛdˌblʌɪn(d)nɪs

Physiology Medicine

A form of abnormal colour vision characterized by reduced perception of light at the red end of the spectrum; = "protanopia". Also: colour vision or photosensitivity of this kind as a normal characteristic of a species.

Mid 19th century. From red + blindness, after German Rothblindheit. Compare slightly later red-blind.

nounˈrɛdˌblʌɪn(d)nɪs

Physiology Medicine

A form of abnormal colour vision characterized by reduced perception of light at the red end of the spectrum; = "protanopia". Also: colour vision or photosensitivity of this kind as a normal characteristic of a species.

Mid 19th century. From red + blindness, after German Rothblindheit. Compare slightly later red-blind.

词汇	red-blindness
释义	Definition of red-blindness in English: red-blindness noun ˈrɛdˌblʌɪn(d)nɪs Physiology Medicine A form of abnormal colour vision characterized by reduced perception of light at the red end of the spectrum; = "protanopia". Also: colour vision or photosensitivity of this kind as a normal characteristic of a species. Origin Mid 19th century. From red + blindness, after German Rothblindheit. Compare slightly later red-blind. Definition of red-blindness in US English: red-blindness nounˈrɛdˌblʌɪn(d)nɪs Physiology Medicine A form of abnormal colour vision characterized by reduced perception of light at the red end of the spectrum; = "protanopia". Also: colour vision or photosensitivity of this kind as a normal characteristic of a species. Origin Mid 19th century. From red + blindness, after German Rothblindheit. Compare slightly later red-blind.
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