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
Outside the arena, the NCAA March Madness Fan Fest drew crowds with music, food and activities, adding to the tournament atmosphere.
—
Kenny Choi, CBS News, 27 Mar. 2026
That Bayfront area also encompasses the Miami Heat’s Kaseya Center home arena.
—Howard Cohen, Miami Herald, 26 Mar. 2026
Burian has a long history in live entertainment, most recently serving as COO at LIV Golf and previous senior roles within the Madison Square Garden group of companies, including the arena itself, Radio City Music Hall, Sphere and with the New York Knicks and Rangers sports teams.
—Jem Aswad, Variety, 26 Mar. 2026
But in 243 men’s basketball games at home arenas in the Southeastern Conference this season, there were 128 total challenges; 85 were reversed and 43 calls stood, a 2-to-1 ratio.
—Maura Carey, Chicago Tribune, 26 Mar. 2026
See All Example Sentences for arena
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Kenny Choi, CBS News, 27 Mar. 2026
That Bayfront area also encompasses the Miami Heat’s Kaseya Center home arena.
—Howard Cohen, Miami Herald, 26 Mar. 2026
Burian has a long history in live entertainment, most recently serving as COO at LIV Golf and previous senior roles within the Madison Square Garden group of companies, including the arena itself, Radio City Music Hall, Sphere and with the New York Knicks and Rangers sports teams.
—Jem Aswad, Variety, 26 Mar. 2026
But in 243 men’s basketball games at home arenas in the Southeastern Conference this season, there were 128 total challenges; 85 were reversed and 43 calls stood, a 2-to-1 ratio.
—Maura Carey, Chicago Tribune, 26 Mar. 2026
See All Example Sentences for arena
Cite this Entry
“Arena.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arena. Accessed 1 Apr. 2026.
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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