OVERFALL
Source: 566, 567
overfall. Overfall, n. a steep fall of water, a cataract
---
O″ver‐fall′ (?), n. 1. 1. A cataract; a waterfall.
2. 2. (Naut.) A turbulent surface of water, caused by strong currents setting over submerged ridges; also, a dangerous submerged ridge or shoal.