ventral fin
English Thesaurus
1. 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 (noun.animal)
| hypernym | : | fin, |
| definition | : | organ of locomotion and balance in fishes and some other aquatic animals (noun.animal) |
Visual ArtiKata
Explore ventral fin in ArtiKata.com >