Meaning

noun a tank or pool or bowl filled with water for keeping live fish and underwater animals

originEtymology tree Proto-Indo-European *h₂ékʷeh₂ Proto-Italic *akʷā Latin aqua Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -ārius Latin aquāriumbor. English aquarium Borrowed from Latin aquārium, neuter of aquārius (“of or pertaining to water”), from aqua + -arium. Doublet of ewer; see also Aquarius. Also claimed to be coined by English naturalist Philip Henry Gosse, as a blend of…

Etymology from Wiktionary, CC BY-SA 3.0