noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   One of the nine naturally occurring amino acids that the human body cannot synthesize, and so must be provided by dietary protein.
2. 2
   an amino acid that is required by animals but that they cannot synthesize; must be supplied in the diet wordnet

Synonyms

All synonyms

dietary essential amino aciddietary indispensable amino acidhistidineindispensable amino acidinfant essential amino acidlysine

Antonyms

All antonyms

dispensable amino acidnonessential amino acid