בָּב II, Bab Nahăra (Gate of the River) name of a tributary or a canal of the Euphrates. Ab. Zar. 39ᵃ דב׳ נ׳ (Ms. M. דנהרא); Succ. 18ᵃ (Ms. M. 1 דבנהרא, 2 דפום נהרא, cmp. Yeb. 16ᵇ sq.).