a·re·na

[uh-ree-nuh]
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.

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

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To arena
00:10
Arena is always a great word to know.
So is quincunx. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
Collins
World English Dictionary
arena (əˈriːnə) [Click for IPA pronunciation guide]
 
n
1.  a.  an enclosure or platform, usually surrounded by seats on all sides, in which sports events, contests, entertainments, etc, take place: a boxing arena
 b.  (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
 
[C17: from Latin harēna sand, place where sand was strewn for the combats]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

arena
1620s, "place of combat," from L. harena "place of combat," originally "sand, sandy place," perhaps from Etruscan. The central stages of Roman amphitheaters were strewn with sand to soak up the blood.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Slang Dictionary

arena

n. [common; Unix] The area of memory attached to a process by `brk(2)' and `sbrk(2)' and used by `malloc(3)' as dynamic storage. So named from a `malloc: corrupt arena' message emitted when some early versions detected an impossible value in the free block list. See overrun screw, aliasing bug, memory leak, memory smash, smash the stack.
FOLDOC
Computing Dictionary

arena definition

programming
The area of memory attached to a Unix process by the brk and sbrk system calls and used by malloc as dynamic storage. So named from a "malloc: corrupt arena" message emitted when some early versions detected an impossible value in the free block list.
See overrun screw, aliasing bug, memory leak, memory smash, smash the stack.
[Jargon File]
(1995-12-28)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
Cite This Source
Example sentences
The rock, bigger than a sports arena, tumbles menacingly close to our planet
  every few years.
But let's keep this in the intellectual arena, where it belongs.
They've got tons of powers in the sales and retail arena.
There has been considerable mathematical work in this arena.
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT