Cystine
Pronunciation : Cyst"ine (ss"tn; 104)
Part of Speech : n.
Etymology : [See Cyst.] (Physiol. Chem.)
Definition : Defn: A white crystalline substance, C3H7NSO2, containing sulphur, occuring as a constituent of certain rare urinary calculi, and occasionally found as a sediment in urine.
Source : Webster's Unabridged Dictionary, 1913