tryptophane definitions WordNet (r) 3.0 (2005) n 1: an amino ... growth and normal metabolism; a precursor of niacin [syn: tryptophan, tryptophane] Merriam Webster's noun see tryptophan
... growth and normal metabolism; a precursor of niacin [syn: tryptophan, tryptophane] Merriam Webster's also tryptophane noun Etymology: International Scientific Vocabulary tryptic + -o- + -phane Date: 1890 ...