oceanarium
US /ˌoʊ.ʃəˈner.i.əm/
UK /ˌoʊ.ʃəˈner.i.əm/

1.
oceanario, acquario marino
a large marine aquarium, especially one in which marine animals are kept for public exhibition.
:
•
We visited the new oceanarium and saw various marine species.
Abbiamo visitato il nuovo oceanario e visto varie specie marine.
•
The city is planning to build a large oceanarium to attract tourists.
La città sta pianificando di costruire un grande oceanario per attirare i turisti.