D defs.my
Entry 1 sense Webster, 1913

Cystine

/(s?s"t?n; 104)/ · Cyst·ine · IPA /ˈsɪs.tiːn/
01 n. A white crystalline substance, C3H7NSO2, containing sulphur, occuring as a constituent of certain rare urinary calculi, and occasionally fo…
  1. 1.
    A white crystalline substance, C3H7NSO2, containing sulphur, occuring as a constituent of certain rare urinary calculi, and occasionally found as a sediment in urine.(Physiol. Chem.)