Meaning of barbiturate

bar•bi•tu•rate

Pronunciation: (bär-bich'ur-it, -u-rāt"&wdspcbär"bi-t&oobrever'it, -āt, -ty&oobrever'-), [key]
— n. Pharm.
  1. any of a group of barbituric acid derivatives, used in medicine as sedatives and hypnotics.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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