Part 345

At intervals, coming or happening with intervals between; now and then. "And Miriam watch'd and dozed at intervals." Tennyson. -- Augmented interval (Mus.), an interval increased by half a step or half a tone.

{ In"ter*val (?), In"ter*vale (?), } n. A tract of low ground between hills, or along the banks of a stream, usually alluvial land, enriched by the overflowings of the river, or by fertilizing deposits of earth from the adjacent hills. Cf. Bottom, n., 7. [Local, U. S.]

The woody intervale just beyond the marshy land.

The Century.

||In`ter*val"lum (?), n.; pl. Intervallums (#), L. Intervalla (#). [L.] ||An interval. [R.] || And a' shall laugh without intervallums.

Shak.

In one of these intervalla.

Chillingworth.

In`ter*va"ry (?), v. i. To alter or vary between; to change. [Obs.] Rush.

In`ter*veined" (?), a. Intersected, as with veins.

In`ter*vene" (?), v. i. [imp. & p. p. Intervened (?); p. pr. & vb. n. Intervening.] [L. intervenire, interventum, to intervene, to hinder; inter between + venire to come; akin to E. come: cf. F. intervenir. See Come.]

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.

In`ter*vene", v. t. To come between. [R.]

Self-sown woodlands of birch, alder, etc., intervening the different estates.

De Quincey.

In`ter*vene" (?), n. A coming between; intervention; meeting. [Obs.] Sir H. Wotton.

In`ter*ven"er (?), n. One who intervenes; especially (Law), a person who assumes a part in a suit between others.

{ In`ter*ven"ience (?), In`ter*ven"ien*cy (?), } n. Intervention; interposition. [R.]

In`ter*ven"ient (?), a. [L. interveniens, p. pr. of intervenire.] Being or coming between; intercedent; interposed. [Obs.] Bacon.

In`ter*vent" (?), v. t. [See Intervene.] To thwart; to obstruct. [Obs.] Chapman.

In`ter*ven"tion (?), n. [L. interventio an interposition: cf. F. intervention.]

1. The act of intervening; interposition.

Sound is shut out by the intervention of that lax membrane.

Holder.

2. Any interference that may affect the interests of others; especially, of one or more states with the affairs of another; mediation.