backdraft

(redirected from Smoke explosion)

back•draft

(ˈbækˌdræft, -ˌdrɑft)

n.
an explosive surge in a fire occurring when air is suddenly mixed with a combustible gas.
[1815–25]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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References in periodicals archive ?
The blast that rocked the building after the fire started is called a smoke explosion.
"A build-up of flammable gases caused a roller-shutter door to blow out following a smoke explosion."
A tremendous smoke explosion can result if someone opens a door and admits air.