(n)the second book of the Old Testament: tells of the departure of the Israelites out of slavery in Egypt led by Moses; God gave them the Ten Commandments and the rest of Mosaic law on Mount Sinai during the Exodus, Syn.Book of Exodus
The Collaborative International Dictionary of English (GCIDE) v.0.53Collaborative International Dictionary (GCIDE)
n. [ L., the book of Exodus, Gr. &unr_; a going or marching out; &unr_; out + &unr_; way, cf. Skr. ā-sad to approach. ] 1. A going out; particularly (the Exodus), the going out or journey of the Israelites from Egypt under the conduct of Moses; and hence, any large migration from a place. [ 1913 Webster ]
2. The second of the Old Testament, which contains the narrative of the departure of the Israelites from Egypt. [ 1913 Webster ]