tryptophan, n.
(tryptophans)
(tryptophans)
an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin
<noun.substance>
tryptophan tryptophane
semantic pointers
hypernym
Word
an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin
<noun.substance>
tryptophan tryptophane