Lewis & Short

dēflā̆grātĭo, ōnis, f. [deflagro], a burning up, consuming by fire, conflagration (perhaps only in Cic.).

  1. I. Prop.: futura aliquando caeli atque terrarum, Cic. Div. 1, 49, 111; cf.: terrarum omnium, id. Fin. 3, 19 fin.
  2. II. Trop., destruction, Cic. Planc. 40, 95