theater

noun

US /ˈθiətər/

Word Forms

singular	theater
plural	theaters

1
countable a building, room, or outside area used for performing plays
Abraham Lincoln was shot in Ford’s Theater in 1865.
an open-air theater
go to the theater:
We’re going to the theater on Saturday.
Synonyms and related words
Buildings and areas for entertainment and leisure
amphitheater
aquarium
arena
Synonyms and related words
Rooms in theaters, restaurants and other public buildings
apartment
auditorium
ballroom
1. 1a
  Americana building, room, or outside area used for showing movies
  movie theater:
  We met outside the movie theater.
  Synonyms and related words
  Buildings and areas for entertainment and leisure
  amphitheater
  aquarium
  arena
  Synonyms and related words
  Rooms in theaters, restaurants and other public buildings
  apartment
  auditorium
  ballroom
2
uncountable plays considered as a form of entertainment or art
a compelling piece of theater
the theater:
I’ve always loved the theater.
Synonyms and related words
Types of entertainment
air show
bullfight
burlesque
3
uncountable the activity of writing, performing, or organizing performances of plays
Jenny wanted to pursue a career in the theater.
a traveling theater company
Synonyms and related words
Relating to theater and acting
acting
dark
dramatic
4
countable/uncountable an operating room in a hospital
Synonyms and related words
Rooms and departments in hospitals and clinics
A&E
casualty
consulting room
5
countable an area where there is fighting during a war
commander of the theater of operations
Synonyms and related words
Places where war and fighting take place
bastion
battlefield
beachhead

theater

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theater