methionine definition

  • noun:
    • A sulfur-containing important amino acid, C5H11NO2S, received from numerous proteins or prepared synthetically and used as a dietary supplement plus pharmaceuticals.
    • A sulphur-containing crucial amino acid, C5H11NO2S, within most necessary protein; it's lipotropic.
    • a crystalline amino acid containing sulfur; within many proteins and needed for nutrition

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