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.

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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)

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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.

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Discover More

The Grand Canyon is in northwestern Arizona.

Other Word Forms

• Arizonan
  adjective
• Arizonian
  adjective

Compare meaning

How does arizona compare to similar and commonly confused words? Explore the most common comparisons:

• uh vs. Arizona

Example Sentences

It has already started manufacturing its cutting-edge CPU, known as Venice, in Taiwan using TSMC’s most advanced technology and has plans to produce the chip at the Taiwanese company’s factory in Arizona in the future.

From The Wall Street Journal • May 21, 2026

Delivering a commencement address at the University of Arizona, Schmidt told students the “technological transformation” wrought by artificial intelligence will be “larger, faster and more consequential than what came before.”

From The Wall Street Journal • May 19, 2026

When the squad reaches the United States, Iran will set up their base camp in Tucson, Arizona.

From Barron's • May 18, 2026

The Ledi Geraru Research Project, led by scientists at Arizona State University, has already earned a major place in human origins research.

From Science Daily • May 16, 2026

Nali said that the family of the female patient was north of Chinle, Arizona, a two-hour drive away.

From "Healer of the Water Monster" by Brian Young