Lewis Short
(verb) : dēflāgro, āvi, ātum, 1, and
* A.
* To burn down, to be consumed by fire (freq. only in Cic.; cf. conflagro).
* Neutr.
* To burn out, cease burning; rare, and only trop. of the fire of passion, = defervesco, to abate, be allayed: deflagrare iras vestras posse,Liv. 40, 8: deflagrante paullatim seditione,Tac. H. 2, 29: iram senis deflagrare pati,Lact. Mort. Pers. 14, 5.—Transf. to persons: sic deflagrare minaces Incassum,Luc. 4, 280.
* Act. (very rare): fana flammā deflagrata, Enn. ap. Cic. Tusc. 3, 19: quae (sol) proxime currendo deflagrat,Vitr. 6, 1.—*
* Trop., to destroy utterly: in cinere deflagrati imperii,Cic. Cat. 4, 6, 12 (cf. deflagratio fin.).
Charlton T. Lewis, Charles Short, A Latin Dictionary