1. acts of striking or colliding with something
2. encroachments or intrusions upon something
3. compressions of body tissues or nerves causing pain or dysfunction
Usage: medical

Examples

• The repeated impingements of debris against the windshield cracked the glass.
• Shoulder impingements can cause significant pain during overhead movements.
• The new regulations represent serious impingements on personal freedom.
• Ice impingements on the aircraft wings posed a safety hazard.
• The doctor diagnosed nerve impingements in her lower back.
• Environmental impingements on the wetland threatened local wildlife.
• Multiple impingements of the rotating blade damaged the machinery.