WordReference Random House Unabridged Dictionary of American English © 2025
bu•ta•bar′bi•tal so′dium
(byo̅o̅′tə bär′bi tôl′, -tal′),USA pronunciation [Pharm.]
- Drugsa barbiturate, C10H15N2NaO3, used as a sedative and hypnotic. Also called sodium butabarbital.
- based on the names of the chemical components butyl and barbituric acid
'butabarbital sodium' also found in these entries (note: many are not synonyms or translations):