1. causing an intense emotional reaction, especially distress or trauma
Usage: psychology; informal

1. present participle of trigger; causing something to happen or begin

Examples

• The alarm system is triggering automatically when motion is detected.
• Heavy rainfall is triggering flooding in low-lying areas.
• The documentary contains triggering content about war.
• She found the loud noises triggering after her accident.
• The medication is triggering an allergic reaction.
• Economic uncertainty is triggering a decline in consumer spending.
• The therapist warned that certain topics might be triggering for patients.