intervention

UK: ˌɪntəˈvɛnʃən | US: ˌɪntərˈvɛnʃən

Definition
  1. n. the act of intervening, especially to modify or mediate a situation

  2. n. interference by a state in another’s affairs

  3. n. a planned action to improve a medical condition

Structure
inter <between>ven <come>tion <noun suffix>
Etymology

Derived from Latin interventio, combining inter- (between) and venire (to come). The word originally described the act of "coming between" parties to mediate or alter outcomes. Over time, it expanded to medical, political, and social contexts, retaining the core idea of deliberate interference to change a situation.

Examples
  1. The teacher’s intervention helped resolve the student conflict.

  2. Military intervention in the region sparked international debate.

  3. Early medical intervention can prevent disease progression.

  4. The UN called for humanitarian intervention in the crisis.

  5. His intervention during the meeting shifted the discussion’s focus.