arena

noun

are·​na ə-ˈrē-nə 

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

Synonyms of arena

• auditorium
• amphitheater

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 wedding festivities for Swift and Kelce began on Thursday, July 2, with guests seen arriving at MSG, the Knicks' home arena, for what is believed to be a rehearsal dinner. — Natasha Dye, PEOPLE, 3 July 2026

Swifties are pretty pumped (check out this Kansas City bakery's wedding cake) and are tracking any sign of what the bride will wear, what inside the arena look like and who's invited (or not). — Nicole Fallert, USA Today, 3 July 2026

Street permits, fencing and a suspicious quantity of foliage point toward a wedding celebration, though neither Swift nor Kelce has publicly confirmed what is happening inside the arena. — Maggie Clancy, Footwear News, 2 July 2026

The once-green grass where a temporary arena held a bloody UFC fight last month has turned brown. — Matt Viser, The Atlantic, 2 July 2026

Word History

Etymology

Latin harena, arena sand, sandy place

First Known Use

1600, in the meaning defined at sense 1

Phrases Containing arena

• arena football
• arena theater

Rhymes for arena

• athena
• cantina
• carina
• carmina
• catena
• czarina
• domina
• farina
• galena
• glossina
• hyena
• kachina

Kids 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