- a state in the northern central United States. 70,665 sq. mi. (183,020 sq. km). Capital: Bismarck. Abbreviations: ND (for use with zip code), N. Dak.
- a state of the western US: mostly undulating prairies and plains, rising from the Red River valley in the east to the Missouri plateau in the west, with the infertile Bad Lands in the extreme west. Capital: Bismarck. Pop: 633 837 (2003 est). Area: 183 019 sq km (70 664 sq miles)
