KERATIN


Meaning of KERATIN in English

/ ˈkerətɪn; NAmE / noun

[ U ] ( biology ) a protein that forms hair, feathers, horns, hoofs , etc.

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WORD ORIGIN

mid 19th cent.: from Greek keras , kerat- horn + -in .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.