Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of various unsaturated hydrocarbons, C10H16, found in essential oils and oleoresins of plants such as conifers and used in organic syntheses.

from The Century Dictionary.

  • noun Any one of a class of hydrocarbons having the common formula C10H16, found chiefly in essential oils and resins.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Chem.) Any one of a series of isomeric hydrocarbons of pleasant aromatic odor, occurring especially in coniferous plants and represented by oil of turpentine, but including also certain hydrocarbons found in some essential oils.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun organic chemistry A very large class of naturally occurring and synthetic organic compounds formally derived from the hydrocarbon isoprene; they include many volatile compounds used in perfume and food flavours, turpentine, the steroids, the carotene pigments and rubber.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an unsaturated hydrocarbon obtained from plants

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Obsolete terp(entine), variant of turpentine + –ene.]

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Examples

  • The aroma of ordinary hops is characterized by the terpene myrcene, which is also found in bay leaf and verbena, and is woody and resinous.

    On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004

  • The aroma of ordinary hops is characterized by the terpene myrcene, which is also found in bay leaf and verbena, and is woody and resinous.

    On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004

  • Some allergies are triggered by terpene, which is found in the oil or sap of live evergreen trees, wreaths and garlands.

    unknown title 2009

  • Morphological and chemical characters, such as needle tip shape, stomatal arrangement, and terpene content, separate the two white fir varieties.

    White fir 2009

  • Take Ginkgo Leaf Extract 80 to 160 mg twice a day Ginkgo biloba— standardized to 24 percent ginkgoflavonglycosides and 6 percent terpene lactones.

    The UltraMind Solution M.D. Mark Hyman 2009

  • GRACE: For anybody that doesn ` t understand -- know what a terpene is, please explain that.

    CNN Transcript Jan 9, 2009 2009

  • Look for standardized products containing gingko-leaf extracts 24 percent flavonoids and 6 percent terpenoids or terpene.

    Earl Mindell’s New Herb Bible Earl Mindell 2008

  • Look for standardized products containing gingko-leaf extracts 24 percent flavonoids and 6 percent terpenoids or terpene.

    Earl Mindell’s New Herb Bible Earl Mindell 2008

  • Look for standardized products containing gingko-leaf extracts 24 percent flavonoids and 6 percent terpenoids or terpene.

    Earl Mindell’s New Herb Bible Earl Mindell 2008

  • Look for standardized products containing gingko-leaf extracts 24 percent flavonoids and 6 percent terpenoids or terpene.

    Earl Mindell’s New Herb Bible Earl Mindell 2008

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