aquarium /əˈkwerijəm/ noun plural aquariums or aquaria /-ijə/ /əˈkwerijə/ plural aquariums or aquaria /-ijə/ /əˈkwerijə/ Learner's definition of AQUARIUM
[count]
1
: a glass or plastic container in which fish and other water animals and plants can live鱼缸;水族箱
2
: a building people can visit to see water animals and plants水族馆