from the GNU version of the Collaborative International Dictionary of English
- adj. Of, pertaining to, or resembling, pine or its products; specifically, designating an acid called also abeitic acid, which is the chief ingredient of common resin (obtained from Pinus sylvestris, and other species).
from The Century Dictionary and Cyclopedia
- Pertaining to or derived from wood.
Sorry, no etymologies found.
It was supposed to consist of picric and sylvic acids.
The most probable view is that it is the anhydride of sylvic acid, which is probably C20 H30 O2.