Deuteronomy
noun
Deu·ter·on·o·my ˌdü-tə-ˈrä-nə-mē 
also ˌdyü-
: the fifth book of canonical Jewish and Christian Scripture containing narrative and Mosaic laws see Bible Table
Word History
Etymology
Middle English Deutronomie, from Late Latin Deuteronomium, from Greek Deuteronomion, from deuter- + nomos law — more at nimble
First Known Use
14th century, in the meaning defined above