say it: PRIK-uhl-bak
prickleback is a noun meaning "small elongate fishes of shallow northern seas; a long dorsal fin consists entirely of spines". It carries 2 recorded senses.
small elongate fishes of shallow northern seas; a long dorsal fin consists entirely of spines
small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for prickleback come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.