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theater (EN)
noun

noun “theater”

singular theater us, theatre uk, plural theaters us, theatres uk or uncountable
  1. a place or building where people watch plays or other performances
    We went to the theater to see a new play.
  2. (US) a building where movies are shown; a cinema
    They decided to see a movie at the local theater.
  3. the art or profession of acting, producing, directing, or writing plays
    She has worked in theater for over a decade.
  4. (military) a region or area where military operations are conducted
    Troops were deployed to the Middle Eastern theater to support the mission.
  5. (UK) an operating room for surgical procedures
    The patient was taken into theater for emergency surgery.
  6. a lecture hall with seats arranged in steps
    The students gathered in the theater for the guest lecture.
  7. a dramatic but ineffective display of action
    The politician's speech was nothing but theater without real solutions.