Link Centre Dictionary

Daltonism

dal·to·nism

UK/ˈdɔːltənɪzəm/ uncommon

noun

1.

dichromacy characterized by a lowered sensitivity to green light resulting in an inability to distinguish green and purplish-red

Origin

From Dalton + -ism. Named after John Dalton (1766-1844), who suffered from the condition and conducted early research on it.

Related words

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.