ionone

[ ahy-uh-nohn ]
/ ˈaɪ əˌnoʊn /

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.

Origin of ionone

First recorded in 1890–95; formerly trademark

Example sentences from the Web for ionone

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