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arena

American  
[uh-ree-nuh] / əˈri nə /

noun

  1. the oval space in the center of a Roman amphitheater for gladiatorial combats or other performances.

  2. a central stage, ring, area, or the like, used for sports or other forms of entertainment, surrounded by seats for spectators.

    a boxing arena; a circus arena.

  3. a building housing an arena.

  4. a field of conflict, activity, or endeavor.

    the arena of politics.
arena British  
/ əˈriːnə /

noun

    1. an enclosure or platform, usually surrounded by seats on all sides, in which sports events, contests, entertainments, etc, take place

      a boxing arena

    2. ( as modifier )

      arena stage

  2. the central area of an ancient Roman amphitheatre, in which gladiatorial contests and other spectacles were held

  3. a sphere or scene of conflict or intense activity

    the political arena
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of arena

1620–30; < Latin ( h ) arēna sand, sandy place, area sanded for combat

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.