Meaning of diphenylhydantoin

di•phen•yl•hy•dan•to•in

Pronunciation: (dī-fen'l-hī-dan'tō-in, -fēn'-), [key]
— n. Pharm.
  1. a white, slightly water-soluble powder, CHNO, used in the form of its sodium salt to prevent or arrest convulsions in epilepsy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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