tropical fish

noun

: any of various small usually showy fishes of tropical origin often kept in a tropical aquarium

Examples of tropical fish in a Sentence

Recent Examples on the Web
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El Niño can also drive powerful marine heat waves and scramble sea life, causing mass die-offs and bringing unusual tropical fish to coastal waters. Evan Bush, NBC news, 11 June 2026 During strong El Niño events, global temperatures can set records, coastal flooding can increase on the West Coast during high tides, and tropical fish normally seen in warmer waters are found off California, Oregon and Washington. Paul Rogers, Mercury News, 11 June 2026 The conservation payoff showed in the abundance and diversity of tropical fish. Brianna Randall, Forbes.com, 30 May 2026 With 312 pieces, this three-in-one set can be assembled into a colorful hummingbird, butterfly, or tropical fish. Mia Huelsbeck, PEOPLE, 23 May 2026 See All Example Sentences for tropical fish

Word History

First Known Use

1931, in the meaning defined above

Time Traveler
The first known use of tropical fish was in 1931

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Cite this Entry

“Tropical fish.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tropical%20fish. Accessed 20 Jun. 2026.

Kids Definition

tropical fish

noun
: any of various small usually brightly colored fishes that occur wild especially in the tropics and are often kept in tropical aquariums

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