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[al-dawl, -dol] /ˈæl dɔl, -dɒl/
noun, Chemistry.
Also called acetaldol. a colorless, syrupy, water-soluble liquid, C 4 H 8 O 2 , formed by the condensation of acetaldehyde: used chiefly in the manufacture of rubber vulcanizers and accelerators, and in perfumery.
any of a class of compounds containing both an alcohol and an aldehyde functional group, formed by a condensation reaction between aldehyde or ketone molecules.
Origin of aldol
1870-75; ald(ehyde) + -ol1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for aldol


a colourless or yellowish oily liquid, miscible with water, used in the manufacture of rubber accelerators, as an organic solvent, in perfume, and as a hypnotic and sedative. Formula: CH3CHOHCH2CHO Systematic name 3-hydroxybutanal
any organic compound containing the functional group -CHOHCH2CHO
(modifier) consisting of, containing, or concerned with the group -CHOHCH2CHO: aldol group or radical, aldol reaction
Word Origin
C19: from ald(ehyde) + -ol1
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
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aldol in Medicine

aldol al·dol (āl'dôl, -dōl)

  1. A thick, colorless to pale yellow liquid obtained from acetaldehyde and used in perfumery and as a solvent.

  2. A similar aldehyde containing the group CH3OH-CO-CHOH.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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