Definition:
arena
- arenaany sphere of action
- arenaplace or situation for controversy in the public arena
- arenasphere of interest, activity, or competition the political arena
- arenaan area in a Roman amphitheater for gladiatorial combats
- arenaspace used for sports or other entertainments
- arenafield of activity
- arenabuilding containing an arena
- arenaenclosed area used for public entertainment