ionone

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i·o·none

 (ī′ə-nōn′)
n.
A colorless to yellowish liquid ketone, C13H20O, having the odor of cedar or violets, occurring in either of two isomeric forms, and used chiefly in perfumes.

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American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ionone

(ˈaɪəˌnəʊn)
n
1. (Elements & Compounds) a yellowish liquid mixture of two isomers with an odour of violets, extracted from certain plants and used in perfumery
2. (Elements & Compounds) either of these two isomers. Formula: C13H20O
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
The key aroma-active compounds which were caused by or which increased after exposure of vitamin A and D premixes to fluorescent and LED light were 2-butenyl palmitate, beta-ionone, beta-damascone, hexanal and heptanal.
Beta-ionone, for instance, potentially derived from carotenoids, is the significant component of flavor and aroma in some fruits and vegetables [11, 12].
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