'Pyrography' definitions:

Definition of 'pyrography'

(from WordNet)
noun
The act of producing drawings on wood or leather by using heated tools or a fine flame

Definition of 'Pyrography'

From: GCIDE
  • Pyrography \Py*rog"ra*phy\, n. [Pyro- + -graphy.] A process of printing, ornamenting, or carving, by burning with heated instruments. One variant is wood burning. [1913 Webster +PJC]