English
Detailed Synonyms for pelvic fin in English
pelvic fin:
pelvic fin [the ~] noun
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the pelvic fin
– 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 1the ventral fin; the pelvic fin– 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 1