red-blindness
/ˈrɛdˌblʌɪn(d)nɪs/Medicine and Physiology
noun
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.
- not for a minute
- not for a (or one) moment
- not forgetting ——
- not for lack (or want) of trying
- not for love or money
- not for nothing
- not-for-profit
- not gate
- not give a bugger
- not give a shit
- not give a stuff
- not give a tinker's curse (or cuss or damn)
- not give (or care) a damn
- not give (or care) a fig
- not give (or care) a monkey's
- not give (or care) a rat's ass
- not give (or care) a whoop
- not give something houseroom
- not-go
- not go any further
- not guilty
- not half
- no thanks to
- not have a bar of
- not have a cat in hell's chance