Pronunciation change

  • (US) enPR: ə-kwârʹē-əm, IPA (key): /əˈkweriəm/ or /-ɛriəm/
  • (file)

Noun change

Singular
aquarium

Plural
aquariums

 
A public aquarium.
  1. (countable) An aquarium is a place where fish and other animals that live in water are kept to be looked at.
    My favourite animals in the aquarium were the sharks and dolphins.