terpene Meaning, Definition & Usage

  1. noun an unsaturated hydrocarbon obtained from plants

WordNet

Ter"pene noun
Etymology
See Turpentine.
Definitions
  1. (Chem.) Any one of a series of isomeric hydrocarbons of pleasant aromatic odor, occurring especially in coniferous plants and represented by oil of turpentine, but including also certain hydrocarbons found in some essential oils.

Webster 1913