Definition of pelvic fin in English:

Share this entry

pelvic fin


Each of a pair of fins on the underside of a fish’s body, attached to the pelvic girdle and helping to control direction. Also called ventral fin.
Example sentences
  • They have one caudal fin, one dorsal fin, two pelvic fins, one anal fin, and two pectoral fins.
  • Small deviations from the natural model were made in the pectoral fins, the size of the dorsal and anal fins, and the omission of the first dorsal fin, pelvic fins and finlets.
  • The posterior part of their caudal fin and pelvic fins are black.

For editors and proofreaders

Syllabification: pel·vic fin

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.