I.a. (in tmesi, Lucr. 4, 227), to flow between (rare but class.): “quantum interfluit fretum,” Liv. 41, 23, 16: “angusto freto interfluente,” Plin. 3, 5, 11, § 76.— With acc.: “fretum, quod Naupactum et Ratras interfluit,” Liv. 27, 29; cf.: “flumen Visurgis Romanos interfluebat,” Tac. A. 2, 9.— With dat.: “interfluens urbi Tiberinus,” Flor. 1, 4, 2; Sen. Ben. 6, 7, 3; Liv. 28, 23, 4.— Pass.: “insulae interfluuntur (supply mari), App. de Mundo, p. 69 (but interfuissent is the true reading,” Cic. de Sen. 6, 16).
inter-flŭo , fluxi, 3, v. n. and