Intervene

Part of speech: noun (n.)

A coming between; intervention; meeting. [Obs.] Sir H. Wotton.

Part of speech: verb (v.)

1. To come between, or to be between, persons or things; -- followed by between; as, the Mediterranean intervenes between Europe and Africa.

2. To occur, fall, or come between, points of time, or events; as, an instant intervened between the flash and the report; nothing intervened ( i. e., between the intention and the execution) to prevent the undertaking.

3. To interpose; as, to intervene to settle a quarrel.

4. In a suit to which one has not been made a party, to put forward a defense of one's interest in the subject matter. Abbott.

Part of speech: verb (v.)

To come between. [R.] Self-sown woodlands of birch, alder, etc., intervening the different estates. De Quincey.