phenytoin

noun phe·nyt·o·in \ fə-ˈni-tə-wən \

Definition of phenytoin

: a crystalline anticonvulsant compound C15H12N2O2 used in the form of its sodium salt in the treatment of epilepsy called also diphenylhydantoin

Origin and Etymology of phenytoin

diphenylhydantoin


Medical Dictionary

phenytoin

noun phe·nyt·o·in \ fə-ˈnit-ə-wən \

medical Definition of phenytoin

: an anticonvulsant used often in the form of its sodium salt C15H11N2NaO2 to prevent or treat seizures called also diphenylhydantoin; see dilantin

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