Dictionary.com Thesaurus.com

neon tetra

American

noun

a small, brightly colored red and blue characin fish, Pracheirodon innesi, native to parts of the Amazon basin: a popular aquarium fish.

Etymology

Origin of neon tetra

First recorded in 1935–40

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.