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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.
apparently (benzo)diazep(ine) + -am, of unexplained orig. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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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
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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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Encyclopedia Article for diazepam

tranquilizing drug used in the treatment of anxiety and as an aid in preoperative and postoperative sedation. Diazepam also is used to treat skeletal muscle spasms. It belongs to a group of chemically related compounds (including chlordiazepoxide) called benzodiazepines, the first of which was synthesized in 1933. Diazepam, known by several trade names, including Valium, was introduced in 1963. Side effects include drowsiness and muscular incoordination. A degree of physical dependence can result after prolonged use. The drug occurs as colourless crystals, and it is available for use in solution and in tablet form

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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