- a colorless or faintly yellow, corrosive, fuming liquid, HCl, used chiefly in chemical and industrial processes.
Origin of hydrochloric acid
First recorded in 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
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Historical Examples of hydrochloric acid
It would have to be sulphuric-acid or hydrochloric-acid ice.Planet of Dread
- the colourless or slightly yellow aqueous solution of hydrogen chloride: a strong acid used in many industrial and laboratory processesFormerly called: muriatic 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
- A clear, colorless, fuming, poisonous, highly acidic aqueous solution of hydrogen chloride, normally present in a dilute form in gastric juice, and used in a variety of laboratory processes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A solution of hydrogen chloride in water, forming a very strong, poisonous, corrosive acid with a sharp odor. It is used in food processing, metal cleaning, and dyeing. Small amounts of hydrochloric acid are also secreted by the stomachs of animals for digestion. Also called muriatic acid
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.