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Definition of leopard danio
leopard danio
Plural:leopard danios
leopard danio Lexical Profile
CEFR
B2
Grade
8
Tier
3
Usage
Rare
• noun
1
A small, hardy, and active freshwater fish native to South Asia, characterized by a gold or silvery body covered in dark, leopard-like spots. It is highly popular in the aquarium trade.
Example
"The beginner aquarist decided to add a school of energetic leopard danios to the newly cycled community tank."
Synonyms
View all synonyms for leopard danioWord Nuance & Usage
Although historically thought to be a distinct species (Danio frankei), the leopard danio is now known to be a spotted color morph of the widely studied zebrafish (Danio rerio).
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Leopard danio. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/leopard danio