to break open or into pieces usually because of internal pressure <the building was wrecked when a powerful bomb exploded>
to cause to break open or into pieces by or as if by an explosive <the bomb was so powerful that it exploded windows in several neighboring buildings>
to develop suddenly and violently <the mayor's latest unpopular decision caused long-suppressed resentment to explode into open anger> Related Words rocket
; blow up
, touch off
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