Definition of methionine in English:

methionine

Syllabification: me·thi·o·nine
Pronunciation: /məˈTHīəˌnēn
 
/

noun

Biochemistry
A sulfur-containing amino acid that is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.
More example sentences
  • They fix nitrogen and so contain high quality protein, including the essential amino acids methionine and cystine.
  • The oxidation sites of alpha-crystallin are considered to be methionine, cysteine and tryptophan amino acid residues.
  • For example, eggs are high in alanine and methionine; whey protein is high in tryptophan and threonine.

Origin

1920s: from methyl + Greek theion 'sulfur'.

Definition of methionine in:

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Pronunciation: fləˈjiSHəs
adjective
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