- a state in the southwestern United States. 121,666 sq. mi. (315,115 sq. km). Capital: Santa Fe. Abbreviations: 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)