from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An irritating colorless gas, HBr, used in the manufacture of barbiturates and synthetic hormones.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun inorganic chemistry A
colourless gashaving an irritating smell; it has the molecular formulaHBr, and dissolvesin waterto form hydrobromic acid; it has many industrial applicationsincluding the productionof barbituratesand synthetic hormones.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a colorless gas that yields hydrobromic acid in solution with water
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