plural -s
: a terpene C10H16 associated with alpha-pinene in turpentine oils and hyssop oil : a liquid bicyclic terpene that is usually levorotatory in its natural oils and that isomerizes to alpha-pinene (as on heating)

called also beta-pinene, 2(10)-pinene

Word History


International Scientific Vocabulary nopin- (as in nopinic acid C10H16O3) (probably anagram of pinon- —in pinonic acid) + -ene

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Cite this Entry

“Nopinene.” Dictionary, Merriam-Webster, Accessed 5 Dec. 2023.

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