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Arizona

American  
[ar-uh-zoh-nuh] / ˌær əˈzoʊ nə /

noun

  1. a state in the southwestern United States. 113,909 sq. mi. (295,025 sq. km). Phoenix. AZ (for use with zip code), Ariz.

Arizona British  
/ ˌærɪˈzəʊnə /

noun

  1. Abbreviation: Ariz..   AZ.  a state of the southwestern US: consists of the Colorado plateau in the northeast, including the Grand Canyon, divided from desert in the southwest by mountains rising over 3750 m (12 500 ft). Capital: Phoenix. Pop: 5 580 811 (2003 est). Area: 293 750 sq km (113 417 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
Arizona Cultural  

  1. State in the southwestern United States bordered by Utah to the north, New Mexico to the east, Mexico to the south, and California and Nevada to the west. Its capital and largest city is Phoenix.

Discover More

The Grand Canyon is in northwestern Arizona.

Other Word Forms

  • Arizonan adjective
  • Arizonian adjective

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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.

In six tournament games, Mara had at least two blocks in five, scored in double figures in four and racked up 26 points with nine rebounds in the semifinal win against Arizona.

From Los Angeles Times • Apr. 7, 2026

Reporter Joseph Bernstein, who covers internet culture for the paper, traveled to Tempe, Arizona, to spend time with the streamer in person.

From Salon • Apr. 6, 2026

Investigators believe Nancy Guthrie was taken against her will from her home near Tucson, Arizona, but have not shared a possible motive or arrested a suspect.

From BBC • Apr. 6, 2026

Michigan’s pummeling of fellow No. 1 seed Arizona on Saturday night, 91-73, proved one thing beyond a doubt.

From The Wall Street Journal • Apr. 5, 2026

Mom’s trip is connected to the Arizona kids somehow, Emma thought.

From "The Strangers" by Margaret Peterson Haddix

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.