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Definition of Ventral fin
1. Noun. Either of a pair of fins attached to the pelvic girdle in fishes that help control the direction of movement; correspond to hind limbs of a land vertebrate.
Definition of Ventral fin
1. Noun. (ichthyology) A fin, usually paired, located ventrally below the pectoral fins of a fish. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Ventral Fin
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