Hydantoin

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]



From WordNet (r) 2.0 [wn]:

  hydantoin
       n : any of a group of anticonvulsant drugs used in treating
           epilepsy