tropical fish

American  

noun

1. any of numerous small, usually brightly colored fishes, indigenous to the tropics, and often kept and bred in home aquariums.

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Etymology

Origin of tropical fish

First recorded in 1930–35

Example Sentences

The only other facility we were allowed to see was a karaoke club, with spectacular private rooms, cavernous domes entirely covered in digital screens on which huge tropical fish and sharks swam.

From BBC • Feb. 6, 2025

The novel populations of tropical fish in temperate ecosystems are not having much of an impact now, but may do in the future.

From Science Daily • Apr. 23, 2024

The researchers demonstrated this by deleting genes linked to producing and absorbing oxytocin in the brains of zebrafish, a small tropical fish often used for research.

From Seattle Times • Mar. 23, 2023

I wouldn’t have known his name was Nemo if not for the end credits — good thing, as I’d have giggled when he made sashimi of the tropical fish.

From New York Times • Mar. 16, 2023

We stop in front of a big tropical fish tank, and it takes everything in me to look away from her at the brightly colored fish behind the glass.

From "Five Feet Apart" by Rachael Lippincott