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Definition of trout perch
trout perch
Plural:trout perch
trout perch Lexical Profile
CEFR
C2
Grade
12
Tier
3
Usage
Rare
• noun
1
North American A small, silvery North American freshwater fish (Percopsis omiscomaycus) that exhibits anatomical traits of both trout and perch, notably possessing an adipose fin as well as spiny fin rays, typically found in deep lakes and streams.
Example
"During the night survey of the lake, the ichthyologist collected several trout perch that had moved into shallower waters to feed."
Word Origin & Etymology
Coined in the mid-19th century to describe its unique combination of anatomical features, possessing the adipose fin characteristic of trout alongside the ctenoid scales and spiny fin rays typical of perch.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Trout perch. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/trout perch