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Definition of neon tetra

neon tetra

Plural:neon tetras
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• noun

1

A small, brightly colored freshwater fish (Paracheirodon innesi) of the family Characidae, native to the blackwater and clearwater streams of the Amazon basin in South America, distinguished by its striking iridescent blue and red horizontal stripes.

Example

"The hobbyist carefully acclimated a vibrant school of neon tetras to the heavily planted community aquarium."

Synonyms
View all synonyms for neon tetra

• Nearby Words

neomarica
neon
neon rainbowfish
neon tetra
neonatal
neoprene
neoregelia

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Neon tetra. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/neon-tetra
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