aquarium
noun
aquar·i·um
ə-ˈkwer-ē-əm 
plural aquariums or aquaria
ə-ˈkwer-ē-ə
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
In both cases, as the danger was spreading through the waters of the Florida reefs, scientists were busily yanking surviving corals out of the water and saving them in aquariums across the state.
—
Alex Harris, Miami Herald, 24 Oct. 2025
The region is home to UC Berkeley, Stanford and other top research universities, a long list of Nobel prize winners, world-famous museums, aquariums, medical centers and many of the planet’s leading technology companies.
—Paul Rogers, Mercury News, 23 Oct. 2025
Scuba divers will transform the aquarium into an underwater pumpkin patch with their underwater pumpkin carving skills.
—Abby Hamblin, San Diego Union-Tribune, 22 Oct. 2025
Other photos show Chopra Jonas and Jonas running after their daughter in clear water, and a video of Malti in an aquarium.
—Hannah Sacks, PEOPLE, 20 Oct. 2025
See All Example Sentences for aquarium
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Alex Harris, Miami Herald, 24 Oct. 2025
The region is home to UC Berkeley, Stanford and other top research universities, a long list of Nobel prize winners, world-famous museums, aquariums, medical centers and many of the planet’s leading technology companies.
—Paul Rogers, Mercury News, 23 Oct. 2025
Scuba divers will transform the aquarium into an underwater pumpkin patch with their underwater pumpkin carving skills.
—Abby Hamblin, San Diego Union-Tribune, 22 Oct. 2025
Other photos show Chopra Jonas and Jonas running after their daughter in clear water, and a video of Malti in an aquarium.
—Hannah Sacks, PEOPLE, 20 Oct. 2025
See All Example Sentences for aquarium
Cite this Entry
“Aquarium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aquarium. Accessed 29 Oct. 2025.
Copy CitationKids Definition
aquarium
noun
aquar·i·um
ə-ˈkwar-ē-əm
-ˈkwer-
plural aquariums or aquaria
-ē-ə
: a container (as a glass tank) in which living water animals or plants are kept
also
: an establishment where collections of such animals or plants are kept and shown
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