Definition of pinene in English:


Syllabification: pi·nene
Pronunciation: /ˈpīˌnēn


  • A colorless flammable liquid present in turpentine, juniper oil, and other natural extracts.
    • A bicyclic terpene; chemical formula: C10H16; four isomers, especially α-pinene, the main constituent of turpentine
    More example sentences
    • She tells us that the principal constituents of lavender are alcohols such as borneol, geraniol and linalool; esters such as geranyle and linalyl; and terpents such as pinene and limonene.
    • The most complex mixture of monoterpenes was found in seeds of Pacific silver fir in which limonene, myrcene, pinene, and ß-pinene were detected.
    • The powder was homogenized in 750 ml phosphate buffer containing pinene as an internal standard.


late 19th century: from Latin pinus 'pine' + -ene.

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