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hydrofluoric acid

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noun
  1. a colorless, fuming, corrosive liquid, HF, an aqueous solution of hydrogen fluoride, used chiefly for etching glass.

Origin of hydrofluoric acid

First recorded in 1815–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hydrofluoric acid

Historical Examples

  • There was a big one on Nifflheim, armored against the fluorine atmosphere and the hydrofluoric-acid rains.

    The Cosmic Computer

    Henry Beam Piper


British Dictionary definitions for hydrofluoric acid

hydrofluoric acid

noun
  1. the colourless aqueous solution of hydrogen fluoride: a strong acid that attacks glass
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

hydrofluoric acid in Science

hydrofluoric acid

[hī′drō-flurĭk, -flôr-]
  1. A colorless, fuming, aqueous solution of hydrogen fluoride. It is corrosive and is used to etch or polish glass, to clean certain metals before plating, and to clean masonry. It is very poisonous.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.