homoserine

noun

ho·mo·ser·ine | \ ˌhō-mō-ˈser-ˌēn

, ˌhäm-ō-

, -ˈsēr-\

Medical Definition of homoserine

: an amino acid C₄H₉NO₃ that is formed in the conversion of methionine to cysteine — see homocysteine