[ˈtəːpiːn], (Noun)

Definitions:
- 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


Phrases:

Origin:
late 19th century: from German Terpentin ‘turpentine’ + -ene