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

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

ter·pe′nic adj.
ter′pe·noid′ adj. & n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Elements & Compounds) any one of a class of unsaturated hydrocarbons, such as the carotenes, that are found in the essential oils of many plants. Their molecules contain isoprene units and have the general formula (C5H8)n
[C19: terp- from obsolete terpentine turpentine + -ene]
terˈpenic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈtɜr pin)

1. any of a class of monocyclic hydrocarbons of the formula C10H16, obtained from plants.
2. any of the oxygenated derivatives of this class.
[1870–75; terp(entine), earlier sp. of turpentine + -ene]
ter•pe′nic, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.terpene - an unsaturated hydrocarbon obtained from plants
hydrocarbon - an organic compound containing only carbon and hydrogen
limonene - a liquid terpene with a lemon odor; found in lemons and oranges and other essential oils
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Michael Johnson, chief technical officer of NanoRacks, said: "By doing this microgravity experiment on the interaction of terpenes and other molecules with the wood samples provided by Ardbeg, we will learn much about flavours, even extending to applications like food and perfume."
Writing, "This study concludes that configuration and ventilation within spa centers can potentially affect the level of indoor air pollutants emitted during massage therapy" the researchers warn: "Indoor air quality in the environments using essential oils and the health effects caused by human exposure to volatile organic compounds and terpenes ozonolysis products, such as [secondary organic aerosols], in the spa centers are an area of concern."
Allylix owns a proprietary technology platform for the production of renewable speciality chemicals, including terpenes and derivatives.
The molecular distillation process completely removes terpenes and bitter residues from the oils, which significantly enhances the stability of the oils while guaranteeing an authentic taste.
Nearly everyone I spoke to brought up two groups of compounds that certain yeasts can maximize as the way to understand what it means to enhance varietal character: thiol production for Sauvignon Blanc, and terpenes for Riesling and other aromatic grapes.
An efficient commercial repellent for dogs, cats, some birds, and even mammals such as deer, limonene is a plant product that belongs to group of chemicals called terpenes.
After a 60-year overview of the history and evolution of synthesis of natural products, sections on comparative design cover classics in terpenes and alkaloid synthesis, with an additional section on miscellaneous targets such as palytoxin, brevetoxin B, and indinavir.
The additives are based on dicyclopentadienes, styrenes, methylstyrenes, vinyl-toluenes, and terpenes.
British Columbia interior fibre with lodgepole pine at 50-80 percent of the furnish, has roughly one-third monocyclic terpenes, one-third bicyclic terpenes, and one-third a miscellaneous assortment of acyclic terpenes, oxygenates, and other compounds.
Terpenes, alcohols, esters and aldehydes are the most valuable when determining the best tasting juice.
Some terpenes and abscisic acid that seep into the soil can override the "go" message from smoke.
Smog chamber studies have demonstrated that high aerosol yields result from the reaction of ozone with terpenes, both of which commonly occur in indoor air.