1. violent collapses inward due to external pressure exceeding internal pressure
Usage: physics; engineering
2. sudden complete failures or breakdowns of organizations, systems, or structures
Usage: figurative

Examples

• The submarine’s hull suffered multiple implosions under extreme deep-sea pressure.
• Scientists studied the implosions of glass spheres in vacuum chambers.
• The company’s financial implosions shocked investors worldwide.
• Political implosions within the party led to leadership changes.
• The building’s controlled implosions were carefully planned by demolition experts.
• Economic implosions in several countries affected global markets.