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 Aries solar eclipse on the 29th highlights your relationships—so be open to unexpected shifts in this arena.
—
Meghan Rose, Glamour, 1 July 2025
The other matches in the main arena, starting at 1:30 p.m. local time (8:30 a.m. ET), are defending champion Barbora Krejcikova against Alexandra Eala, followed by 24-time Grand Slam champion Djokovic against Alexandre Muller.
—Howard Fendrich, Baltimore Sun, 30 June 2025
At the arena entrance, fans were greeted by a purple and gold floral arrangement shaped like the No. 3.
—Anthony De Leon, Los Angeles Times, 29 June 2025
Having a solid network and being a go-to in the music arena allowed for this meeting to happen and helped snowball our growth in the gaming sector.
—Nathan Green, Rolling Stone, 27 June 2025
See All Example Sentences for arena
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Meghan Rose, Glamour, 1 July 2025
The other matches in the main arena, starting at 1:30 p.m. local time (8:30 a.m. ET), are defending champion Barbora Krejcikova against Alexandra Eala, followed by 24-time Grand Slam champion Djokovic against Alexandre Muller.
—Howard Fendrich, Baltimore Sun, 30 June 2025
At the arena entrance, fans were greeted by a purple and gold floral arrangement shaped like the No. 3.
—Anthony De Leon, Los Angeles Times, 29 June 2025
Having a solid network and being a go-to in the music arena allowed for this meeting to happen and helped snowball our growth in the gaming sector.
—Nathan Green, Rolling Stone, 27 June 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 6 Jul. 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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