implode

verb (used without object), im·plod·ed, im·plod·ing.

1. to burst inward (opposed to explode).

verb (used with object), im·plod·ed, im·plod·ing.

2. Phonetics. to pronounce by implosion.

verb

1. to collapse or cause to collapse inwards in a violent manner as a result of external pressurethe vacuum flask imploded
2. (tr) to pronounce (a consonant) with or by implosion