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Definition of melanin noun from the Oxford Advanced Learner's Dictionary

melanin

noun
 
/ˈmelənɪn/
 
/ˈmelənɪn/
[uncountable] (specialist)
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  1. a dark substance in the skin and hair that causes the skin to change colour in the sun’s light
    Word Originmid 19th cent.: from Greek melas, melan- ‘black’ + -in.
See melanin in the Oxford Advanced American Dictionary
Check pronunciation: melanin

Nearby words

trait
noun
 
 
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