See Also: hydantoin(medicine)
hydantoin(dictionary)
hydantoin racemase(medicine)
foetal hydantoin syndrome(medicine)

hydantoin (iou)



hydantoin noun. M19.
[from Greek hudor water + ALL)ANTOIC + -IN1.]
Chemistry & Pharmacology. A cyclic derivative of urea, used esp. in the synthesis of a class of anticonvulsants; glycolylurea, HNCONHCOCH2. Also, an anticonvulsant of this class.