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fish tank

American  
[fish tank] / ˈfɪʃ ˌtænk /
Sometimes fishtank

noun

  • fish tanks
    plural
  1. a glass-sided tank for keeping, displaying, or observing live fish or other aquatic animals.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of fish tank

First recorded in 1880-85

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

They’ve had to enlist friends to take care of their saltwater fish tank back home.

From The Wall Street Journal ● Jan. 6, 2026

Robbie Collin of the Daily Telegraph concurred, his headline describing his experience of the film "like watching £300m of glitter tipped into a fish tank."

From BBC ● Dec. 22, 2025

In the corner of the room, boxes and bags stuffed with clothes, towels and blankets that hadn’t been fouled by smoke from the Eaton fire sat next to a fish tank with discolored water.

From Los Angeles Times ● Mar. 20, 2025

When the fish tank broke at Goode’s now-defunct restaurant the Park, Rodrigues was called in for a repair.

From Los Angeles Times ● Aug. 25, 2024

In the corner of the room was a large fish tank that was only a quarter full, but the bottom was covered with rocks and dark mud that clouded the water.

From "The Other Wes Moore: One Name, Two Fates" by Wes Moore

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