(redirected from Terpenes)
Also found in: Thesaurus, Medical, Encyclopedia.


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.


(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


(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.
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
References in periodicals archive ?
For example, one class of compounds called terpenes gives many cleaning products a pine or citrus smell.
The company manufactures a full range of cannabis extracts and infused products with terpenes and pure cannabinoids, while remaining free of solvents, cutting agents and diluting additives.
Terpenes are a natural defense mechanism produced by many plants.
Identified compounds were assigned to 17 chemical families: acids, alkanes, alcohols, aldehydes, aliphatic, and aromatic hydrocarbons, cycloalkanes, cyclopentanones, cyclopentenones, esters, glycol, ketones, lactones, pyridines, phenols, terpenes, and terpenoids.
Terpenes are a diverse class of aromatic organic molecules produced by a variety of plants.
Research has shown that micro-organisms communicate with each other, and that bacteria and fungi - which far outnumber all animals and plants on Earth, by several hundreds of orders of magnitude - talk among themselves and to each other using fragrances, especially terpenes.
Rekze's unique formulation for '28' scalp wipes also includes Cinnamomum zeylanicum bark extract, which serves as anti-bacterial, anti-fungic, and has soothing properties, Biotinoyl tripeptide-1 (Biotinyl-GHK) to stimulate cell metabolism and Kigelia africana fruit extract whose flavonoids (lutelol and apigenol), terpenes (ursolic acid) and rosmarinic acids inhibit 5a--reductase and has strong antioxidant and anti-inflammatory properties.
2012) reported the presence of antibacterial phytochemicals like flavonoids, phenols, terpenes and absence of alkaloids in hexane extracts of Ocimum and Nerium oleander, but the exact mechanism of antibacterial action of these compounds is still unclear.
Due to their antioxidant behaviour terpenes have been shown to provide relevant protection under oxidative stress conditions in different diseases including liver, renal, neurodegenerative and cardiovascular diseases, cancer, diabetes as well as in ageing processes.
cajucara contain steroids and flavonoids, both as major compounds and its bark is a rich source of terpenes, such as trans-dehydrocrotonin (DCTN) and crotonin (CTN), both the clerodane-type 19-nor-diterpenes and the triterpene acetyl aleuritolic acid (AAA) (Maciel et al.
The test was designed to see how low gravity would affect terpenes - compounds that give flavour to many foods, wines and spirits.
Steposol Citri-Met is Stepan's new water-based blend developed from Nobel Prize-winning metathesis chemistry; ecologically responsible citrus terpenes and emulsifiers.