piperonal

[ pi-per-uh-nal, pahy-, pip-er-uh- ]

noun

, Chemistry.

1. a white, crystalline, water-insoluble aldehyde, C 8 H 6 O 3 , which darkens on exposure to light: used chiefly in perfumery and organic synthesis.

piperonal

/ ˈpɪpərəʊˌnæl /

noun

1. a white fragrant aldehyde used in flavourings, perfumery, and suntan lotions. Formula: C 8 H 6 O 3 Also calledheliotropin

Word History and Origins

Origin of piperonal¹

First recorded in 1865–70; piper(ine) + -one + -al ¹