'Deflagration' definitions:

Definition of 'deflagration'

(from WordNet)
noun
Combustion that propagates through a gas or along the surface of an explosive at a rapid rate driven by the transfer of heat

Definition of 'Deflagration'

From: GCIDE
  • Deflagration \Def`la*gra"tion\, n. [L. deflagratio: cf. F. d['e]flagration.]
  • 1. A burning up; conflagration. "Innumerable deluges and deflagrations." --Bp. Pearson. [1913 Webster]
  • 2. (Chem.) The act or process of deflagrating. [1913 Webster]