D defs.my
Entry 1 sense Webster, 1913

Aquarium

/ə-kwârʹē-əm/ · A·qua·ri·um · IPA /əˈkwɛɹ.i.jəm/
01 n. An artificial pond, or a globe or tank (usually with glass sides), in which living specimens of aquatic animals or plants are kept.
pl. Aquariums, Aquaria
  1. 1.
    An artificial pond, or a globe or tank (usually with glass sides), in which living specimens of aquatic animals or plants are kept.