- a state in the SW United States. 121,666 sq. mi. (315,115 sq. km). Capital: Santa Fe. Abbreviation: NM (for use with zip code), N. Mex., N.M.
- a state of the southwestern US: high semiarid plateaus and mountains, crossed by the Rio Grande and the Pecos River; large Spanish-American and Indian populations; contains over two-thirds of US uranium reserves. Capital: Santa Fé. Pop: 1 874 614 (2003 est). Area: 314 451 sq km (121 412 sq miles)Abbreviation: N. Mex., (with zip code) NM
State in the southwestern United States bordered by Colorado to the north, Oklahoma and Texas to the east, Texas and Mexico to the south, and Arizona to the west. Its capital is Santa Fe, and its largest city is Albuquerque.