blast wave

blast wave

noun
a violent propagating disturbance, produced by an explosion in air, that consists of an abrupt rise in pressure followed by a drop in pressure to or below atmospheric pressure.
Also, blast.
Compare shock wave.


Origin:
1935–40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Blast wave is always a great word to know.
So is interrobang. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a scrap or morsel of food left at a meal.
WordNet
blast wave

noun
a region of high pressure travelling through a gas at a high velocity; "the explosion created a shock wave" [syn: shock wave
WordNet® 3.0, © 2006 by Princeton University.
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