Search Dictionary
Definition of pajama cardinalfish
pajama cardinalfish
(UK: pyjama cardinalfish)
Plural:pajama cardinalfish
• noun
1
A small, brightly colored marine fish native to coral reefs in the western Pacific Ocean, characterized by a greenish-yellow face, a dark vertical band, and reddish-brown spots on its rear half that resemble polka-dot pajamas.
Example
"Because of its peaceful nature and hardiness, the pajama cardinalfish is highly recommended for beginner saltwater aquarium hobbyists."
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Pajama cardinalfish. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/pajama-cardinalfish