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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.


(ˈtɜːpəˌnɔid) chem
(Chemistry) a class of chemical compounds including all terpenes
(Chemistry) relating to terpenes
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Xu, Synthesis and biological evaluation of novel ocotillol-type triterpenoid derivatives as antibacterial agents, Eur J Med Chem., 68, 444e53 (2013).
In the Organic Chemistry division, students Amal Mohamadi, Roqaya al-Awabdeh, Sara Yousuf and Suzan Ahmed presented their research work titled 'Catalytic epoxidation of olefins over transition metal ferrite nanoparticles', 'Catalytic oxidation of aldehydes over transition metal oxide nanoparticles', 'Extraction of triterpenoid saponins from Tetraena qatarense (zygophyllum qatarense) and their biological activities' and 'Synthesis of substituted 5-oxo-5H-chromeno[3,4-c]pyridine-1-carbonitriles by cycloaddition of substituted 3-amino-2-ene nitriles with 3-acetylcoumarin'.
The non-placebo lozenges contained gymnemic acids, a triterpenoid saponin glycoside isolated from the woody vine Gymnema sylvestre, known to suppress the sensation of sweetness by inhibiting sweet taste receptors.
Identification and quantification of triterpenoid centelloids in Centella asiatica (L.) Urban by densitometric TLC.
Its anti-ophidian activity is in part attributed to the triterpenoid saponins found in its roots (5,10,12).
Triterpenoid is a group of chemicals containing many compounds, which are recently attracting attention from researchers in the medical field all over the world due to their favorable bioactivity against different disease.
(NASDAQ: SCYX) has presented data at the 28th European Congress of Clinical Microbiology and Infectious Diseases (ECCMID) on SCY-078, the first representative of a novel oral and intravenous triterpenoid antifungal family,.
According to their chemical composition, this section is structured into three subdivisions: diterpenoid, triterpenoid and not (exclusively) terpenoid-based resins.
Oleanonic acid (3[beta]-hydroxyolean-12-en-28-oic acid, OA) is a pentacyclic terpenoid found in the form of free acids and triterpenoid saponin glycosides in plants [14, 15].
The plate was placed in an oven at 80[degrees]C for 10 min until the color of the triterpenoid spots was distinct.
Ethanol extraction of plant lead to highly oxygenated mostly polar bioactive compounds like triterpenes, triterpenoid and glycosides (Bhat, 2005).
Ursolic acid (3beta-hydroxy-urs-12-en-28-oic acid) is a pentacyclic triterpenoid found naturally in apples, waxy berries, rosemary, oregano, and several other plants and herbs used in medicine and the diet.