inter-vĕnĭo, vēni, ventum, 4, v. n., rarely a., to come between, come upon, to come in during, to intervene, interrupt (class.; syn. intercedo).
I Lit., constr. with dat., rarely with acc.
A Of persons: sponsae pater intervenit, Ter. And. 732: quin malo abscedas: ne interveneris, quaeso, dum resipiscit, Plaut. Mil. 4, 8, 23: verens ne molesti vobis interveniremus, Cic. de Or. 2, 3: casu Germani equites interveniunt, Caes. B. G. 6, 37: orationi, Liv. 1, 48: Statius intervenit nonnullorum querelis, Cic. Q. Fr. 1, 2, 1.— With pro : pro sociis, Flor. 1, 13, 6. — With ne : ne quid perperam fieret, Suet. Tib. 33. —
B Of things.
1 To come , be , or lie between : medius paries intervenit, Dig. 33, 3, 4: interveniente Ascanio lacu, Plin. 5, 32, 43, § 148: interveniente flumine, id. 5, 1, 1, § 13; 4, 21, 35, § 115.—
2 To interfere with , interrupt , put a stop to.
α With dat.: nox proelio intervenit, Liv. 23, 18: continuationi sermonis, Quint. 9, 3, 23: verboque intervenit omni plangor, Ov. M. 11, 708; so, of an oath in conversation: quoties lascivum intervenit illud, etc., Juv. 6, 194.—
β With acc. (only in Tacitus): ludorum diebus, qui cognitionem intervenerant, Tac. A. 3, 23.—
II Transf.
A To take place meanwhile or among other things , to happen , occur : nulla mihi res posthac potest jam intervenire tanta, quae, etc., Ter. Heaut. 679: quae inter vos intervenerint, etc., id. Hec. 351: Epicurus exiguam dicit fortunam intervenire sapienti, Cic. Fin. 1, 19: casus mirificus quidam intervenit, has taken place , id. Fam. 7, 5, 2: interveniunt motu stellarum grandines, imbres, Plin. 18, 25, 57, § 208: intervenit his cogitationibus avitum malum, regni cupido, Liv. 1, 6.—
B To stand in the way of , to oppose , hinder , prevent , disturb : Sabinum bellum coeptis intervenit, Liv. 1, 36: deliberationi metum pro republica intervenisse, id. 2, 24: vilicum intervenientem flagellāsset, Suet. Claud. 38: quis vestro Deus intervenit amori? Calp. Ecl. 3, 23.—
C Leg. t. t.
1 To interpose , become surety , Dig. 15, 1, 3, § 5; 50, 1, 17, § 15 al.—
2 To conduct a suit in another’s name , Gai. Inst. 4, 87; cf. 4, 86 init. : pro debitore, id. ib. 4, 182.—
D To interfere , intermeddle , exercise one’s authority : neque senatu interveniente, Suet. Caes. 30: praetor interveniet, Dig. 4, 3, 23. — Pass. impers. : si interventum est casu, Cic. Top. 20: ubi de improviso est interventum mulieri, Ter. Heaut. 281.