Source : Webster's Revised Unabridged Dictionary (1913)

Lignoceric \Lig`no*cer"ic\ (-n[-o]*s[e^]r"[i^]k), a. [L. lignum
   wood + cera wax.] (Chem.)
   Pertaining to, or designating, an acid of the formic acid
   series, found in the tar, wax, or paraffine obtained by
   distilling certain kinds of wood, as the beech.