pinic

from The Collaborative International Dictionary of English v.0.48

Pinic \Pi"nic\, a. [L. pinus pine.] (Chem.)
   Of or pertaining to the pine; obtained from the pine;
   formerly, designating an acid which is the chief constituent
   of common resin, -- now called abietic, or sylvic, acid.
   [1913 Webster]