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English definition of “amino acid”

amino acid

noun [C] /əˈmi·noʊ ˈæ·sɪd, ˈæm·əˌnoʊ/
biology, chemistry any of the chemical substances found in plants and animals that combine to make protein (= substance necessary for the body to grow)
(Definition of amino acid from the Cambridge Academic Content Dictionary © Cambridge University Press)
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