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acetic acid

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noun Chemistry.

a colorless, pungent, water-miscible liquid, C2H4O2, the essential constituent of vinegar, produced by oxidation of acetaldehyde, bacterial action on ethyl alcohol, the reaction of methyl alcohol with carbon monoxide, and other processes: used chiefly in the manufacture of acetate fibers and in the production of numerous esters that are solvents and flavoring agents.

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Origin of acetic acid

First recorded in 1800–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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British Dictionary definitions for acetic acid

acetic acid

noun

a colourless pungent liquid, miscible with water, widely used in the manufacture of acetic anhydride, vinyl acetate, plastics, pharmaceuticals, dyes, etc. Formula: CH 3 COOHSystematic name: ethanoic acid See also glacial acetic acid, vinegar
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

Medical definitions for acetic acid

acetic acid
[ ə-sētĭk ]

n.

A clear, colorless organic acid with a distinctive pungent odor, the chief acid of vinegar, also used as a solvent.ethanoic acid
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for acetic acid

acetic acid

A clear, colorless organic acid having a distinctive pungent odor. It is used as a solvent and in the manufacture of rubber, plastics, acetate fibers, pharmaceuticals, and photographic chemicals. Acetic acid is the chief acid of vinegar. Chemical formula: C2H4O2.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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