terpene

noun

ter·​pene ˈtər-ˌpēn 

: any of various isomeric hydrocarbons C₁₀H₁₆ found present in essential oils (as from conifers) and used especially as solvents and in organic synthesis

broadly : any of numerous hydrocarbons (C₅H₈)_n found especially in essential oils, resins, and balsams

terpeneless

ˈtər-ˌpēn-ləs 

adjective

terpenoid

ˈtər-pə-ˌnȯid 

ˌtər-ˈpē-

adjective or noun

Examples of terpene in a Sentence

Recent Examples on the Web

Its leaves contain glycosides and terpenes, which can improve blood circulation, provide antioxidant protection and offer neuroprotective benefits, per the NCCIH. — Ryan Brennan may 6, Sacbee.com, 6 May 2026

That’s because maintaining an array of cannabinoids and terpenes in a product — versus removing them — helps bolster the effects of the CBD, a concept known as the entourage effect. — Tiney Ricciardi, Denver Post, 13 Apr. 2026

Each batch of Spectrum is rigorously tested for purity and cannabinoid and terpene composition, with no pesticides, herbicides, fungicides, artificial fertilizers, solvents, additives or common allergens. — A.j. Herrington, Forbes.com, 13 Apr. 2026

Protecting those delicate, volatile terpenes preserves the complexity of that interaction. — Sara Payan, Rolling Stone, 25 Feb. 2026

Word History

Etymology

International Scientific Vocabulary terp- (from German Terpentin turpentine, from Medieval Latin terbentina) + -ene — more at turpentine

First Known Use

circa 1873, in the meaning defined above

Medical Definition

terpene

noun

ter·​pene ˈtər-ˌpēn 

: any of various isomeric hydrocarbons C₁₀H₁₆ found present in essential oils (as from conifers) and used especially as solvents and in organic synthesis

broadly : any of numerous hydrocarbons (C₅H₈)_n found especially in essential oils, resins, and balsams

terpeneless

-ləs 

adjective

terpenic

ˌtər-ˈpē-nik  -ˈpen-ik 

adjective