tryptophan
/ˈtrɪptəfæn/noun
mass noun
1- Biochemistry an amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.【生化】色氨酸。
1.1
- An indole derivative; chem. formula: C8H6NCH2CH(NH2)COOH.吲哚衍生物; 化学分子式： C8H6NCH2CH(NH2)COOH.
词源
late 19th cent.: from tryptic 'relating to trypsin' + Greek phainein 'appear'.