Definition of implosion

Reference

im·plo·sion

(

m-pl

n) KEY

NOUN:

A violent collapse inward, as of a highly evacuated glass vessel.
Violent compression.
The inward collapse of a building that is being demolished in a controlled fashion by the weakening and breaking of structural members by explosives.
Linguistics The pronunciation of a stop consonant with the breath drawn in.

ETYMOLOGY:
in-² + (ex)plosion

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