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.
- synonyms: pelvic fin
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). ventral fin. Retrieved September 21, 2026, from http://smartdefine.org/ventral_fin/definitions/1319178 |
| Chicago | WordNet. 2010. "ventral fin" http://smartdefine.org/ventral_fin/definitions/1319178 (accessed September 21, 2026). |
| Harvard | WordNet 2010, ventral fin, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/ventral_fin/definitions/1319178>. |
| MLA | WordNet. "ventral fin" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/ventral_fin/definitions/1319178> |