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ionone
[ ahy-uh-nohn ]
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 C 13 H 20 O, used chiefly in perfumery.
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
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Word History and Origins
Origin of ionone1
First recorded in 1890–95; formerly trademark
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Example Sentences
Ionone, a ketone first prepared by Tiemann, and having when diluted a pronounced violet odour.
From Project Gutenberg
Two isomeric ketones, α-ionone and β-ionone, are produced, the article of commerce being usually a mixture of both.
From Project Gutenberg
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