implosion

noun

1. (countable, uncountable)The inrush of air in forming a suction stop.
2. (countable, uncountable)The action of imploding.
3. (countable, uncountable)The act or action of bringing to or as if to a center.
4. (countable, uncountable)Violent compression.
5. (countable, uncountable)A catastrophic failure; a sudden failure or collapse of an organization or system.