Alphenal

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    5-allyl-5-phenylbarbituric acid, a barbiturate derivative formerly used to treat epilepsy and convulsions. uncountable

Etymology

Blend of allyl + phenyl.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.