pinene

[ pahy-neen ]

noun

, Chemistry.

1. a liquid terpene, C 1 0 H 1 6 , the principal constituent of oil of turpentine, found in other essential oils: used chiefly in the manufacture of camphor.

pinene

/ ˈpaɪniːn /

noun

1. either of two isomeric terpenes, found in many essential oils and constituting the main part of oil of turpentine. The commonest structural isomer ( α-pinene ) is used in the manufacture of camphor, solvents, plastics, and insecticides. Formula: C 10 H 16

Word History and Origins

Origin of pinene¹

First recorded in 1880–85; pine ¹ + -ene

Word History and Origins

Origin of pinene¹

C20: from pine ¹+ -ene

Example Sentences

The so-called “artificial camphor” is pinene hydrochloride (see Terpenes).

From Project Gutenberg

The chief constituents of the oil are anethol, fenchone, d-pinene, and dipentene.

From Project Gutenberg