deflagratio
From LSJ
οἱ βάρβαροι τῇ ἀλήκτῳ συνουσίᾳ ὑπνώθησαν → the barbarians, exhausted by unremitting intercourse, fell asleep
Latin > English (Lewis & Short)
dēflā̆grātĭo: ōnis, f. deflagro,
I a burning up, consuming by fire, conflagration (perhaps only in Cic.).
I Prop.: futura aliquando caeli atque terrarum, Cic. Div. 1, 49, 111; cf.: terrarum omnium, id. Fin. 3, 19 fin.—
II Trop., destruction, Cic. Planc. 40, 95>