- pineAny coniferous tree of the genus Pinus.
- pineneEither of two isomeric bicyclic monoterpene hydrocarbons that are the principal components of pine resin.
- pinaneThe saturated bicyclic hydrocarbon 2,6,6-trimethyl-, (1a,2b,5a)-bicyclo[3.1.1]heptane made by the hydrogenation of pinene
- pinic acidA dicarboxylic acid and recognized as an oxidation product of α-pinene, a common terpene found in pine resin.
- pinophyteAny gymnosperm (of the division Pinophyta)