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
Three horse stalls, a tack room, laundry area and full bathroom remain, along with an outdoor sand arena for training or recreational riding.
—
David Caraccio, Sacbee.com, 13 Dec. 2025
During both phases of the $245 million renovation of Spectrum Center, the two-decade-old arena underwent several upgrades to enhance the experience.
—Roderick Boone, Charlotte Observer, 13 Dec. 2025
To this new arena of few big, let alone original, hits; to a place where expensive corporatized storytelling could hold no candle to the quick-turn, inexpensively made short videos young people watched or the quick-turn, inexpensively made long podcasts older people listened to.
—Steven Zeitchik, HollywoodReporter, 12 Dec. 2025
The biggest change in 2026 will be playing the semifinals in home markets, with only the final played at a neutral site, so that teams can get one more round of fan engagement in their home arenas.
—Lev Akabas, Sportico.com, 12 Dec. 2025
See All Example Sentences for arena
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David Caraccio, Sacbee.com, 13 Dec. 2025
During both phases of the $245 million renovation of Spectrum Center, the two-decade-old arena underwent several upgrades to enhance the experience.
—Roderick Boone, Charlotte Observer, 13 Dec. 2025
To this new arena of few big, let alone original, hits; to a place where expensive corporatized storytelling could hold no candle to the quick-turn, inexpensively made short videos young people watched or the quick-turn, inexpensively made long podcasts older people listened to.
—Steven Zeitchik, HollywoodReporter, 12 Dec. 2025
The biggest change in 2026 will be playing the semifinals in home markets, with only the final played at a neutral site, so that teams can get one more round of fan engagement in their home arenas.
—Lev Akabas, Sportico.com, 12 Dec. 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 18 Dec. 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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