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 World Health Organization, the World Trade Organization, the International Criminal Court, even the UN World Tourism Organization all became arenas in a contest for supremacy.
—
Stacie E. Goddard, Foreign Affairs, 22 Apr. 2025
Final Thoughts The digital arena is ever-changing, and businesses that do not adapt, develop and remain relevant can become laggards.
—Chris Hinman, Forbes.com, 21 Apr. 2025
The tour began in clubs and ended in arenas; afterward, Idol and his then girlfriend moved to a place on Jones Street, without the street couch.
—Sarah Larson, New Yorker, 21 Apr. 2025
Shortly after playing her final Eras show in December, Abrams embarked on her first-ever arena trek that began with a month of European shows earlier this year.
—Hannah Dailey, Billboard, 17 Apr. 2025
See All Example Sentences for arena
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Stacie E. Goddard, Foreign Affairs, 22 Apr. 2025
Final Thoughts The digital arena is ever-changing, and businesses that do not adapt, develop and remain relevant can become laggards.
—Chris Hinman, Forbes.com, 21 Apr. 2025
The tour began in clubs and ended in arenas; afterward, Idol and his then girlfriend moved to a place on Jones Street, without the street couch.
—Sarah Larson, New Yorker, 21 Apr. 2025
Shortly after playing her final Eras show in December, Abrams embarked on her first-ever arena trek that began with a month of European shows earlier this year.
—Hannah Dailey, Billboard, 17 Apr. 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 2 May. 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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