aquar·​i·​um | \ ə-ˈkwer-ē-əm How to pronounce aquarium (audio) \
plural aquariums or aquaria\ ə-​ˈkwer-​ē-​ə How to pronounce aquaria (audio) \

Definition of aquarium

1 : a container (such as a glass tank) or an artificial pond in which living aquatic animals or plants are kept
2 : an establishment where aquatic organisms are kept and exhibited

Examples of aquarium in a Sentence

Recent Examples on the Web The institute is the nonprofit arm of the Maui Ocean Center aquarium that coordinates responses to sick, injured, distressed or expired sea turtles on Maui. USA TODAY, "Animatronic groundhog, coalfield crayfish, Old Bay sauce: News from around our 50 states," 30 Jan. 2020 Its layout with the birdcages in the back, the counter on the left and the wall of aquariums on the right is nearly identical to photographs of the shop in the 1940s hanging on the wall. Deanna Weniger, Twin Cities, "Sonnen’s Pet Shop, virtually unchanged for over a century, won’t stay in the family after owner retires," 2 Dec. 2019 To the right of the aquarium Thursday morning, a group of men stood near a mangled dock that had been pushed onto the concrete overnight., "High winds knock down trees and power lines; hangar at Logan Airport damaged - The Boston Globe," 18 Oct. 2019 All were placed in a large plastic box, around the size of a home aquarium. Peter Prengaman, San Diego Union-Tribune, "‘I’ve got one!’ Hunting neon scorpions in the Arizona desert," 19 Sep. 2019 The rays died not long afterward — 34 of the aquarium’s 42 cownose stingrays. Alejandro Serrano,, "More than 30 stingrays died at the Shedd Aquarium over the winter, and officials still don’t know why," 9 Aug. 2019 Some 60% of the aquarium was washed out by the 2012 storm. Melanie Grayce West, WSJ, "Brooklyn Shark Scientist Goes to Bat for Sharks," 13 Aug. 2018 But the 331,000-square-foot store with an aquarium inside has another major attraction, a 65-foot Ferris wheel that hasn’t started operating to abide by social distancing rules. Maria Halkias, Dallas News, "How The Colony’s new Grandscape development will open during a pandemic," 8 May 2020 That's when museums, zoos, bowling alleys, aquariums and similar facilities are allowed to reopen at 50% capacity. Holly V. Hays, Indianapolis Star, "Reopening Indiana: As restrictions are lifted, here's what you'll be able to do — and when," 1 May 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aquarium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of aquarium

circa 1847, in the meaning defined at sense 1

History and Etymology for aquarium

probably alteration of aquatic vivarium

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Time Traveler for aquarium

Time Traveler

The first known use of aquarium was circa 1847

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Statistics for aquarium

Last Updated

30 May 2020

Cite this Entry

“Aquarium.” Dictionary, Merriam-Webster, Accessed 31 May. 2020.

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How to pronounce aquarium (audio)

English Language Learners Definition of aquarium

: a glass or plastic container in which fish and other water animals and plants can live
: a building people can visit to see water animals and plants


aquar·​i·​um | \ ə-ˈkwer-ē-əm How to pronounce aquarium (audio) \

Kids Definition of aquarium

1 : a container (as a tank or bowl) in which fish and other water animals and plants can live
2 : a building in which water animals or water plants are exhibited

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