noun
a toxic anticonvulsant drug (trade name Mesantoin) used in the treatment of epilepsy when less toxic anticonvulsants have been ineffective
• Syn: ↑mephenytoin
• Usage Domain: ↑trade name
• Hypernyms: ↑anticonvulsant, ↑anticonvulsant drug, ↑antiepileptic, ↑antiepileptic drug
Useful english dictionary. 2012.