gudgeon has definitions from the field of zoology
1
[ noun ] (zoology) small spiny-finned fish of coastal or brackish waters having a large head and elongated tapering body having the ventral fins modified as a sucker

Synonyms

goby

2
[ noun ] (zoology) small slender European freshwater fish often used as bait by anglers

Synonyms

Gobio_gobio

Related terms

cyprinid Gobio

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