from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A colorless, fuming, corrosive, dangerously poisonous aqueous solution of hydrogen fluoride, HF, used to etch or polish glass, pickle certain metals, and clean masonry.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry A
solutionof hydrogen fluoride, HF, in water; it is a weakbut very corrosiveacid, used in the productionof fluorine compounds, and in metallurgy.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a weak poisonous liquid acid; formed by solution of hydrogen fluoride in water
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