Definition of implode in US English:



  • 1Collapse or cause to collapse violently inwards.

    no object ‘both the windows had imploded’
    with object ‘the plasma implodes the fuel’
    • ‘The controversy concerned the nature of black holes, those enigmatic objects created when a massive star runs out of fuel and implodes under its own immense weight.’
    • ‘This 110-storey monument to everything proud and American imploded, collapsing in on itself in a rising mountain of dust.’
    • ‘The south tower collapsed on itself, imploding with a force that sent up a cloud of dust and debris so dense it could be seen by satellites orbiting Earth.’
    • ‘But very early on Monday morning, windows began to implode.’
    • ‘If it were a little more curved it would collapse, imploding on itself in a cosmic crunch; a little less curved, and every star, planet, sun and galaxy would fly apart from each other and so would every atom of matter in each of them.’
    • ‘Kevin made a mad dash for the passageway as the room imploded.’
    • ‘The window to my left bowed inwards, then imploded in a spray of bottle-green glass and the carriage jerked violently to the side under me, slamming me into the upholstered wall.’
    • ‘They come down to flat ground and just implode, or smash into a tree.’
    • ‘In some cases, a gas dose, which normally caused blindness and imploding lungs, temporarily destroyed the cancer.’
    • ‘The plasma flying out from the ablation layer implodes the fuel, compressing its density about a thousand times and causing it to burn.’
    • ‘The panoramic window imploded, sending shards of glass flying in all directions.’
    • ‘Thought had been given to imploding the entire building but there were factors which prevented this, he said.’
    • ‘He could sense it the way a dog anticipates an eclipse, how it runs from room to room looking for the source of its unease, how it cowers as the sky clenches and implodes and darkness fills the room.’
    • ‘The event horizon of the artificial black hole blew out, engulfing all six soldiers, before imploding with tremendous force.’
    • ‘When stars have exhausted their nuclear fuel resources they implode at the centre, and expel their outer layers into space.’
    break up, break, break into pieces, crack apart, crack open, shatter, splinter, fracture, burst apart, explode, blow apart
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    1. 1.1no object End or fail suddenly or dramatically.
      ‘can any amount of aid save the republic from imploding?’
      ‘he lost money when the market imploded’


Late 19th century: from in- ‘within’ + Latin plodere, plaudere ‘to clap’, on the pattern of explode.