noun Chemistry, Pharmacology.
a white, crystalline, slightly water-soluble powder, C7H6O2, usually derived from benzoin or other balsams, or synthesized from phthalic acid or toluene: used chiefly as a preservative, in the synthesis of dyes, and in medicine as a germicide.
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Origin of benzoic acid
First recorded in 1785–95
Words nearby benzoic acid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for benzoic acid
a white crystalline solid occurring in many natural resins, used in the manufacture of benzoates, plasticizers, and dyes and as a food preservative (E210). Formula: C 6 H 5 COOHSystematic name: benzenecarboxylic 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
Medical definitions for benzoic acid
[ bĕn-zō′ĭk ]
An aromatic white crystalline acid used to season tobacco and in perfumes, dentifrices, and germicides.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for benzoic acid
[ bĕn-zō′ĭk ]
A white, crystalline acid used in preserving food, as a cosmetic, and in medicine. Benzoic acid consists of a benzene ring with a carboxyl group (COOH) attached. It occurs naturally in some plants. Chemical formula: C7H6O2.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.