amphitheater

noun

am·​phi·​the·​ater ˈam(p)-fə-ˌthē(-ə)-tər How to pronounce amphitheater (audio)
 also  ˈam-pə-ˌthē-
1
: an oval or circular building with rising tiers of seats ranged about an open space and used in ancient Rome especially for contests and spectacles
2
a
: a very large auditorium
b
: a room with a gallery from which doctors and students may observe surgical operations
c
: a rising gallery in a modern theater
d
: a flat or gently sloping area surrounded by abrupt slopes
3
: a place of public entertainment (as for games or concerts)
amphitheatric
ˌam(p)-fə-thē-ˈa-trik How to pronounce amphitheater (audio)
 also  ˌam-pə-thē-
adjective
or amphitheatrical
ˌam(p)-fə-thē-ˈa-tri-kəl How to pronounce amphitheater (audio)
 also  ˌam-pə-thē-
amphitheatrically
ˌam(p)-fə-thē-ˈa-tri-k(ə-)lē How to pronounce amphitheater (audio)
 also  ˌam-pə-thē-
adverb

Examples of amphitheater in a Sentence

the conference attendees crowded into the amphitheater for the keynote address
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The sports arena floated as a solution to save the State Fair site never materialized, but new buildings did begin to replace the old on the fairgrounds, including a 1,000-seat amphitheater in 1974 and a new Coliseum in 1976. Chris Foran, jsonline.com, 24 July 2025 Def Leppard fans are used to seeing the veteran band headlining stadiums and festivals with some amphitheaters dotting the itinerary. Melissa Ruggieri, USA Today, 21 July 2025 The amphitheater will open an hour before sundown, when the movies will start. Gege Reed, The Courier-Journal, 11 July 2025 Some of the Bowl’s facilities have been dolled up a bit, but the amphitheater feels fragile after the January wildfires. Los Angeles Times, 10 July 2025 See All Example Sentences for amphitheater

Word History

Etymology

Middle English amphitheatre, borrowed from Latin amphitheātrum, borrowed from Greek amphithéātron, noun derivative from neuter of amphithéātros "(of a stadium) having seats for spectators all around," from amphi- amphi- + -theātros, derivative of théātron "place for viewing a drama, theater entry 1"

Note: The term is also used in isolated, partially naturalized Old English attestations, as anfiteatrum and anfiteatra.

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of amphitheater was in the 14th century

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Cite this Entry

“Amphitheater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amphitheater. Accessed 29 Jul. 2025.

Kids Definition

amphitheater

noun
am·​phi·​the·​a·​ter
ˈam(p)-fə-ˌthē-ət-ər
1
: a building with seats rising in curved rows around an open space on which games and plays take place
2
: something (as a piece of level ground surrounded by hills) that resembles an amphitheater

More from Merriam-Webster on amphitheater

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