Found 2 items, similar to hydantoin.
English → English (WordNet) Definition: hydantoin hydantoin n : any of a group of anticonvulsant drugs used in treating epilepsy
English → English (gcide) Definition: Hydantoin Hydantoin \Hy*dan"to*in\, n. [Hydrogen + allantion.] (Chem.) A derivative of urea, C3H4N2O2, obtained from allantion, as a white, crystalline substance, with a sweetish taste; -- called also glycolyl urea. [1913 Webster]