- color blindness (n.)
[color blindness 词源字典]
- 1844, replacing Daltonism (after English chemist John Dalton, 1766-1844, who published a description of it in 1794); in figurative use, with reference to race or ethnicity, attested from 1866, American English. Related: color blind (adj.).[color blindness etymology, color blindness origin, 英语词源]