I.the Passover, a Jewish feast commemorative of the rescue of the first-born among the Jews from the destruction which visited the Egyptians: “est enim Phase (id est transitus) Domini,” Vulg. Exod. 12, 11: “factum est Phase,” id. 4 Reg. 23, 22.—
II. Transf., the sacrifice offered at the Passover, the paschal lamb: “immolare,” Vulg. 2 Par. 35, 11; id. Deut. 16, 2.