1
: an area in a Roman amphitheater for gladiatorial combats
2
a
: an enclosed area used for public entertainment
b
: a building containing an arena
3
a
: a sphere of interest, activity, or competition
the political arena
b
: a place or situation for controversy
in the public arena
Examples of arena in a Sentence
Congress became an arena of opposing views.
the toughest political arena in the world
The economic arena has been dominated by that country.
Recent Examples on the Web
The schools have faced off in basketball arenas on campus and at venues dotted across the Sacramento and Davis regions since 1948.
—
Joe Davidson, Sacbee.com, 15 Nov. 2025
Alex Warren is hitting the road on his first arena tour in the United States and Canada — with Jennifer Aniston’s approval.
—Ashley Iasimone, Billboard, 15 Nov. 2025
Buffett plans to sit on the arena floor with the other directors.
—Alex Crippen, CNBC, 15 Nov. 2025
As videos began circulating of Immigration and Customs Enforcement agents at a Wilder arena, where hundreds of law enforcement officers swarmed the final horse race of the season, footage of a bright blue porta-potty went viral.
—Idaho Statesman, 14 Nov. 2025
See All Example Sentences for arena
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Joe Davidson, Sacbee.com, 15 Nov. 2025
Alex Warren is hitting the road on his first arena tour in the United States and Canada — with Jennifer Aniston’s approval.
—Ashley Iasimone, Billboard, 15 Nov. 2025
Buffett plans to sit on the arena floor with the other directors.
—Alex Crippen, CNBC, 15 Nov. 2025
As videos began circulating of Immigration and Customs Enforcement agents at a Wilder arena, where hundreds of law enforcement officers swarmed the final horse race of the season, footage of a bright blue porta-potty went viral.
—Idaho Statesman, 14 Nov. 2025
See All Example Sentences for arena
Cite this Entry
“Arena.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arena. Accessed 16 Nov. 2025.
Copy CitationKids Definition
arena
noun
are·na
ə-ˈrē-nə 
1
: an enclosed area used for public entertainment
2
: a building containing an arena
3
: a field of activity
the political arena
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