/ Dictionary / Index A amphitheater: Meaning and Definition of Find definitions for: am•phi•the•a•ter Pronunciation: (am'fu-thē"u-tur, -thē"tur), [key] — n. an oval or round building with tiers of seats around a central open area, as those used in ancient Rome for gladiatorial contests. any similar place for public contests, games, performances, exhibitions, etc.; an arena, stadium, or auditorium. a room having tiers of seats arranged around a central area, in which students and other observers can view surgery, hear lectures, etc. the first section of seats in the gallery of a theater. a designated section of seats in any part of a theater. a level area of oval or circular shape surrounded by rising ground. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: amphitheater (Thesaurus) amphithalamus amphithecium Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language