keratin
noun/ˈkerətɪn/
/ˈkerətɪn/
[uncountable] (biology)- a protein that forms hair, feathers, horns, hoofs, etc.Word Originmid 19th cent.: from Greek keras, kerat- ‘horn’ + -in.
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
Check pronunciation:
keratin