[ pahy-neen ]
/ ˈpaɪ nin /
a liquid terpene, C10H16, the principal constituent of oil of turpentine, found in other essential oils: used chiefly in the manufacture of camphor.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for pinene
The so-called “artificial camphor” is pinene hydrochloride (see Terpenes).
British Dictionary definitions for pinene
/ (ˈpaɪniːn) /
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 Origin for pinene
C20: from pine 1 + -ene
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012