pinene

(nēn′)

noun

either of two isomeric terpenes, CH, occurring in oil of turpentine and other essential oils: used as a solvent, in synthetic resins, etc.

Origin: pine + -ene

See pinene in American Heritage Dictionary 4

noun
Either of two isomeric terpene liquids, C10H16, used as solvents and in making resins.
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