intervention

noun

1. the act of intervening (as to mediate a dispute, etc.)

   noun.act

   Examples

   It occurs without human intervention.

   Synonyms intercession

   Source: WordNet 3.0

2. a policy of intervening in the affairs of other countries

   noun.communication

   Synonyms interference

   Antonyms noninterference nonintervention

   Source: WordNet 3.0

3. the act or fact of interposing one thing between or among others

   noun.act

   Synonyms interposition

   Source: WordNet 3.0

4. (law) a proceeding that permits a person to enter into a lawsuit already in progress; admission of person not an original party to the suit so that person can protect some right or interest that is allegedly affected by the proceedings

   noun.act

   Examples

   The purpose of intervention is to prevent unnecessary duplication of lawsuits.

   Source: WordNet 3.0

5. care provided to improve a situation (especially medical procedures or applications that are intended to relieve illness or injury)

   noun.act

   Synonyms treatment

   Source: WordNet 3.0

6. The act of intervening; interposition.

   noun

   Source: webster1913