a colorless gas, HBr, having a pungent odor: the anhydride of hydrobromic acid.
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Origin of hydrogen bromide
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for hydrogen bromide
a colourless pungent gas used in organic synthesis. Formula: HBr
an aqueous solution of hydrogen bromide; hydrobromic acid
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
Medicine definitions for hydrogen bromide
An irritating colorless gas used in the manufacture of barbiturates and synthetic hormones.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.