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Definition of cardinalfish
cardinalfish
/ˈkɑːrdɪnəlˌfɪʃ/
car · di · nal · fish
Plural:cardinalfishes
cardinalfish Lexical Profile
CEFR
C2
Grade
10
Tier
3
Usage
Rare
cardinalfish Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
Any of numerous small, predominantly nocturnal marine fishes of the family Apogonidae, typically characterized by large eyes and a reddish color, found commonly in tropical and subtropical coral reefs.
Example
"During our night dive, we spotted a bright red cardinalfish sheltering among the branches of the coral."
Synonyms
View all synonyms for cardinalfish• Nearby Words
Word Origin & Etymology
Named for their vivid red coloration, which resembles the traditional red vestments worn by Catholic cardinals, combined with 'fish'.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Cardinalfish. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/cardinalfish