barbital

[ bahr-bi-tawl, -tal ]
/ ˈbɑr bɪˌtɔl, -ˌtæl /

noun Pharmacology.

a barbiturate compound, C7O3N2H12, formerly used as a hypnotic.

Origin of barbital

1915–20; barbit(uric acid) + (Veron)al, the name of a formerly used sedative and hypnotic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Medicine definitions for barbital

barbital

[ bärbĭ-tôl′, -tăl′ ]

n.

A white crystalline barbiturate used as a sedative and hypnotic, especially in the form of its soluble salt, sodium barbital.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.