amphitheatre
(US), amphitheater1. a building, usually circular or oval, in which tiers of seats rise from a central open arena, as in those of ancient Rome
2. any level circular area of ground surrounded by higher ground
3.
a. the first tier of seats in the gallery of a theatre
b. any similarly designated seating area in a theatre
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
Amphitheater
A circular, semicircular, or elliptical auditorium in which a central arena is surrounded by rising tiers of seats; originally for the exhibition of combat or other public events.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
amphitheater
[′am·fə‚thē·ə·tər] (architecture)
A structure or large room containing oval, circular, or semicircular tiers of seats facing an open space.
(geography)
A valley or gulch having an oval or circular floor and formed by glacial action.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
amphitheater, amphitheater
amphitheater
1. A circular, semicircular, or elliptical auditorium in which a central arena is surrounded by rising tiers of seats.
2. (Brit.) The first section of seats in the gallery of a theater.
3. Any outdoor theater, esp. of the classical Greek type.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.