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Definition of nile perch
nile perch
Plural:Nile perch
nile perch Lexical Profile
CEFR
C1
Grade
8
Tier
3
Usage
Rare
• noun
1
A large, predatory, and commercially important freshwater fish (Lates niloticus) native to the Congo, Nile, Senegal, and Niger river basins in Africa, widely studied for its devastating ecological impact as an invasive species in Lake Victoria.
Example
"The introduction of the Nile perch to Lake Victoria in the 1950s led to the extinction of hundreds of native cichlid species."
• Nearby Words
Word Origin & Etymology
Named after the Nile River, one of its primary native habitats in Africa, combined with the word 'perch' (from Latin 'perca'), a common name for various spiny-finned freshwater fishes.
Cite this Entry
Wordmom. (2026). Definition of Nile perch. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/nile perch