noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Alternative form of tryptophan. alt-of, alternative, countable, uncountable
2. 2
   an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin wordnet

Synonyms

All synonyms

tryptophantryptophan

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.