natatorium

/ˌneɪtəˈtɔriəm/
noun
  1. A swimming pool, especially one that is indoors or part of a larger facility.
    • We held the summer swim meet at the city's new natatorium.
    • The school's natatorium is open to students for swim practice every morning.
    • The hotel's natatorium features a heated pool and a sauna.
Synonyms