Detonation

n.

1.

An explosion or sudden report made by the instantaneous decomposition or combustion of unstable substances; as, the detonation of gun cotton.

Noun	1.	detonation - a violent release of energy caused by a chemical or nuclear reaction Synonyms: blowup, explosion
	2.	detonation - the act of detonating an explosive

backfire, bang, bark, blast, blowout, blowup, boom, bowshot, bullet, burst, cannon, crack, discharge, ejection, explosion, flare, flash, fulguration, fulmination, fusillade, gun, gunfire, gunshot, pop, potshot, report, salvo, shot, spray, stoneshot, tattoo, volley