Word.ws English Dictionary

phenytoin

UK/fɛˈnɪt.əʊ.ɪn/US/fəˈnɪt.oʊ.ɪn/

phenytoin noun: a synthetic compound related to hydantoin, used as an anticonvulsant in the treatment of epilepsy.

phenytoin: a synthetic compound related to hydantoin, used as an anticonvulsant in the treatment of epilepsy
Image: Harbin, Public domain, via Wikimedia Commons

Noun

phenytoin (uncountable)

  1. A synthetic compound related to hydantoin, used as an anticonvulsant in the treatment of epilepsy.

Origin of phenytoin

Contraction of diphenylhydantoin.

Words formed from phenytoin

Questions about phenytoin

What does phenytoin mean?
Phenytoin means a synthetic compound related to hydantoin, used as an anticonvulsant in the treatment of epilepsy.
What part of speech is phenytoin?
Phenytoin is a noun.
How do you pronounce phenytoin?
Phenytoin is pronounced /fɛˈnɪt.əʊ.ɪn/ (UK).

Words near phenytoin in the dictionary

  1. phenylurea
  2. phenylureas
  3. phenylurethan
  4. phenyracillin
  5. phenyramidol
  6. phenytoin
  7. phenytoins
  8. pheo
  9. pheo-
  10. pheochromcytoma
  11. pheochrome

Source and license

Adapted from Wiktionary: phenytoin (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “phenytoin.” Word.ws, https://word.ws/phenytoin. Based on Wiktionary, CC BY-SA 4.0.