proruptio

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

prō-ruptĭo, ōnis, f. [prorumpo],

a breaking or rushing forth , an eruption (post-class.): hostium, a sally , sortie , Aur. Vict. Caes. 33: undarum, Mart. Cap. 6, § 624.— Absol. , Mart. Cap. 8, § 804.