ionone

[ ahy-uh-nohn ]

/ ˈaɪ əˌnoʊn /

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noun Chemistry.

a light-yellow to colorless, slightly water-soluble liquid that is either one or a mixture of two unsaturated ketones having the formula C13H20O, used chiefly in perfumery.

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Origin of ionone

First recorded in 1890–95; formerly trademark

Words nearby ionone

ionizing radiation, I only regret that I have but one life to lose for my country, iono-, ionogen, ionomer, ionone, ionopause, ionophore, ionosonde, ionosphere, ionospheric wave

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use ionone in a sentence

Ionone, a ketone first prepared by Tiemann, and having when diluted a pronounced violet odour.
The Handbook of Soap Manufacture|W. H. Simmons
Two isomeric ketones, α-ionone and β-ionone, are produced, the article of commerce being usually a mixture of both.
The Handbook of Soap Manufacture|W. H. Simmons

British Dictionary definitions for ionone

ionone

/ (ˈaɪəˌnəʊn) /

noun

a yellowish liquid mixture of two isomers with an odour of violets, extracted from certain plants and used in perfumery

either of these two isomers. Formula: C 13 H 20 O

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