Definition of terpene in English:

terpene

noun ˈtəːpiːnˈtərpin

Chemistry

Any of a large group of volatile unsaturated hydrocarbons found in the essential oils of plants, especially conifers and citrus trees. They are based on a cyclic molecule having the formula C₁₀H₁₆.
〔化〕萜烯，萜（烃）
Example sentencesExamples
- Essential oils contain many terpenes, which are rapidly absorbed through the lungs and cross the blood-brain barrier.
- Lactones, phenolic aldehydes (such as vanillin), terpenes (essential oils) and wood tannins are all by-products of oak, so it is understandable that too much can rob a white wine of its fruit and delicacy.
- It is the terpenes that give the resins of conifers their characteristic smells.
- In woody plants, carbon-based chemical compounds such as phenolics and terpenes comprise the main chemical defence.
- Air fresheners, for example, often contain limonene - a terpene added to many household products to improve fragrance.

Origin

Late 19th century: from German Terpentin 'turpentine' + -ene.

Definition of terpene in US English:

terpene

nounˈtərpinˈtərpēn

Chemistry

Any of a large group of volatile unsaturated hydrocarbons found in the essential oils of plants, especially conifers and citrus trees. They are based on a cyclic molecule having the formula C₁₀H₁₆.
〔化〕萜烯，萜（烃）
Example sentencesExamples
- Lactones, phenolic aldehydes (such as vanillin), terpenes (essential oils) and wood tannins are all by-products of oak, so it is understandable that too much can rob a white wine of its fruit and delicacy.
- In woody plants, carbon-based chemical compounds such as phenolics and terpenes comprise the main chemical defence.
- Essential oils contain many terpenes, which are rapidly absorbed through the lungs and cross the blood-brain barrier.
- Air fresheners, for example, often contain limonene - a terpene added to many household products to improve fragrance.
- It is the terpenes that give the resins of conifers their characteristic smells.

Origin

Late 19th century: from German Terpentin ‘turpentine’ + -ene.

单词	terpene
释义	Definition of terpene in English: terpene noun ˈtəːpiːnˈtərpin Chemistry Any of a large group of volatile unsaturated hydrocarbons found in the essential oils of plants, especially conifers and citrus trees. They are based on a cyclic molecule having the formula C₁₀H₁₆. 〔化〕萜烯，萜（烃） Example sentencesExamples Essential oils contain many terpenes, which are rapidly absorbed through the lungs and cross the blood-brain barrier. Lactones, phenolic aldehydes (such as vanillin), terpenes (essential oils) and wood tannins are all by-products of oak, so it is understandable that too much can rob a white wine of its fruit and delicacy. It is the terpenes that give the resins of conifers their characteristic smells. In woody plants, carbon-based chemical compounds such as phenolics and terpenes comprise the main chemical defence. Air fresheners, for example, often contain limonene - a terpene added to many household products to improve fragrance. Origin Late 19th century: from German Terpentin 'turpentine' + -ene. Definition of terpene in US English: terpene nounˈtərpinˈtərpēn Chemistry Any of a large group of volatile unsaturated hydrocarbons found in the essential oils of plants, especially conifers and citrus trees. They are based on a cyclic molecule having the formula C₁₀H₁₆. 〔化〕萜烯，萜（烃） Example sentencesExamples Lactones, phenolic aldehydes (such as vanillin), terpenes (essential oils) and wood tannins are all by-products of oak, so it is understandable that too much can rob a white wine of its fruit and delicacy. In woody plants, carbon-based chemical compounds such as phenolics and terpenes comprise the main chemical defence. Essential oils contain many terpenes, which are rapidly absorbed through the lungs and cross the blood-brain barrier. Air fresheners, for example, often contain limonene - a terpene added to many household products to improve fragrance. It is the terpenes that give the resins of conifers their characteristic smells. Origin Late 19th century: from German Terpentin ‘turpentine’ + -ene.
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