noun Pharmacology.

a benzodiazepine, C16H13ClN2O, used for alleviation of anxiety and tension, as a hypnotic, a muscle relaxant, and an anticonvulsant, and in alcohol withdrawal.

Origin of diazepam

apparently (benzo)diazep(ine) + -am, of unexplained orig.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for diazepam



a chemical compound used as a minor tranquillizer and muscle relaxant and to treat acute epilepsy. Formula: C 16 H 13 ClN 2 O

Word Origin for diazepam

C20: from di- 1 + azo- + ep (oxide) + -am
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for diazepam



1961, from (benzo)diazep(ine) + -am, apparently an arbitrary suffix. The element diazo- denotes two nitrogen atoms combined with one hydrocarbon radical.

Online Etymology Dictionary, © 2010 Douglas Harper

diazepam in Medicine




A tranquilizer used in the treatment of anxiety and tension and as a sedative, a muscle relaxant, and an anticonvulsant.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

diazepam in Science



A drug, C16H13ClN2O, used in the treatment of anxiety and as a sedative, muscle relaxant, and anticonvulsant.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.