'Pyromania' definitions:

Definition of 'pyromania'

(from WordNet)
noun
An uncontrollable desire to set fire to things

Definition of 'Pyromania'

From: GCIDE
  • Pyromania \Pyr"o*ma"ni*a\, n. [Pyro- + mania.] An insane disposition to incendiarism. [1913 Webster]