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
Shah Alam was found dead Tuesday night near the downtown sports arena where the NHL's Buffalo Sabres play.
—
Arkansas Online, 27 Feb. 2026
The Stars' arena search is unfolding at the same time the Dallas Mavericks pursue plans for a new home of their own, signaling that the two longtime co‑tenants may eventually separate.
—Doug Myers, CBS News, 26 Feb. 2026
The Bullets returned from Seattle to much fanfare, but the championship news conference was held in their empty arena.
—Brad Townsend, Dallas Morning News, 26 Feb. 2026
The 17,600-seat Sphere doubles as a movie theater and concert arena and features a 160,000-square-foot, curved LED screen that immerses viewers in the show.
—Roger Kisby, New York Times, 26 Feb. 2026
See All Example Sentences for arena
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Arkansas Online, 27 Feb. 2026
The Stars' arena search is unfolding at the same time the Dallas Mavericks pursue plans for a new home of their own, signaling that the two longtime co‑tenants may eventually separate.
—Doug Myers, CBS News, 26 Feb. 2026
The Bullets returned from Seattle to much fanfare, but the championship news conference was held in their empty arena.
—Brad Townsend, Dallas Morning News, 26 Feb. 2026
The 17,600-seat Sphere doubles as a movie theater and concert arena and features a 160,000-square-foot, curved LED screen that immerses viewers in the show.
—Roger Kisby, New York Times, 26 Feb. 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 2 Mar. 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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