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[yoo-juh-nawl, -nohl] /ˈyu dʒəˌnɔl, -ˌnoʊl/
noun, Chemistry, Pharmacology.
a colorless, oily, spicy, aromatic, very slightly water-soluble liquid, C 10 H 12 O 2 , extracted from certain essential oils, as oil of cloves: used chiefly in perfumery and in dentistry as an antiseptic.
Also called eugenic acid.
Origin of eugenol
1885-90; < New Latin Eugen(ia) name of genus of trees (after Prince Eugène of Savoy; see -ia) + -ol2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for eugenol


a colourless or pale yellow oily liquid substance with a spicy taste and an odour of cloves, used in perfumery; 4-allyl-2-methoxyphenol. Formula: C10H12O2
Word Origin
C19: eugen-, from Eugenia caryophyllata kind of clove from which oil may be obtained + -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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eugenol in Medicine

eugenol eu·ge·nol (yōō'jə-nôl', -nōl')
An aromatic liquid made from clove oil, used as a dental analgesic.

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