Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A salt or ester of barbituric acid.
  • n. Any of a group of barbituric acid derivatives that act as central nervous system depressants and are used as sedatives or hypnotics.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any salt or ester of barbituric acid.
  • n. Any of derivatives of barbituric acid that act as depressants of the central nervous system and are used as sedatives or hypnotics.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. organic compound having powerful soporific effect; overdose can be fatal

Etymologies

barbitur(ic acid) + -ate2.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

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