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Definition of lake trout
lake trout
Plural:lake trout
lake trout Lexical Profile
CEFR
B2
Grade
6
Tier
2
Usage
Rare
• noun
1
North American A large, carnivorous freshwater char (Salvelinus namaycush) native to deep, cold lakes in northern North America, highly prized as both a game and food fish.
Example
"We spent the early morning trolling the deep waters of Superior in hopes of catching a massive lake trout."
Synonyms
View all synonyms for lake troutWord Nuance & Usage
Despite its common name, the lake trout is biologically classified as a char rather than a true trout.
• 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 Lake trout. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/lake trout