English
airburst
From air + burst.
Proto-Germanic *brestaną ‘to burst, break, sunder, split, crack’
Proto-West Germanic *brestan ‘to burst, break, sunder, split, crack’
Old English berstan ‘to break, shatter, burst’
Middle English bresten ‘to break, smash’
English burst
Today it means
noun The explosion of a bomb (or similar weapon) or meteoroid in the air rather than on the ground.
Language periods are conventional ranges, not dates for this word.
Etymograph / airburst