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New Mexico

American  

noun

  1. a state in the southwestern United States. 121,666 sq. mi. (315,115 sq. km). Santa Fe. NM (for use with zip code), N. Mex., N.M.


New Mexico British  

noun

  1. Abbreviation: N. Mex..   NM.  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)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

New Mexico Cultural  
  1. 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.


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An important center of Native American culture and home to Navajo reservations.

Center of the Los Alamos Research Center, where the atomic bomb (see also atomic bomb) was developed.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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New Mexico: The following items are tax-free between July 31 and Aug. 2: clothing and shoes under $100, computers and tablets under $1,000, other computer hardware under $500 and school supplies under $30 per item.

From MarketWatch Jul. 23, 2026

Another case in New Mexico found Meta liable for misleading consumers about the safety risks its platforms pose to children.

From Barron's Jul. 22, 2026

California had its hottest January-through-June period on record, dating back to 1895, according to the National Centers for Environmental Information, as did Texas, Arizona, New Mexico, Nevada, Utah, Colorado and Wyoming.

From Los Angeles Times Jul. 20, 2026

Meta previously said it planned to appeal the California and New Mexico verdicts, and Google has said it would appeal the California verdict.

From The Wall Street Journal Jul. 10, 2026

In 1905, the anthropologist Matilda Stevenson was investigating the Native American Zuni tribe in New Mexico.

From "Words Like Loaded Pistols" by Sam Leith

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