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[dahy-az-uh-pam] /daɪˈæz əˌpæm/
noun, Pharmacology.
a benzodiazepine, C 16 H 13 ClN 2 O, 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. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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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: C16H13ClN2O
Word Origin
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
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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
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diazepam in Medicine

diazepam di·az·e·pam (dī-āz'ə-pām')
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.
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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 © 2002. Published by Houghton Mifflin. All rights reserved.
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