Word
essential amino acid, n.
an amino acid that is required by animals but that they cannot synthesize; must be supplied in the diet
<noun.substance>
essential amino acid
semantic pointers
hypernym
amino acid, aminoalkanoic acid
hyponym
arginine
histidine
isoleucine
leucine
lysine
methionine
phenylalanine
threonine
tryptophan, tryptophane
valine