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Meaning of methionine

me•thi•o•nine

Pronunciation: (me-thī'u-nēn", -nin), [key]
— n. Biochem.
  1. an amino acid, CHSCHCHCH(NH)COOH, found in casein, wool, and other proteins or prepared synthetically: used as a supplement to a special diet in the prevention and treatment of certain liver diseases. Abbr.: Met; Symbol: M
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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