Pectoral Fin Definition
noun
Either of a pair of fins, associated with the pectoral girdle, just behind the head of a fish, corresponding to the forelimbs of a higher vertebrate.
Webster's New World
Other Word Forms of Pectoral Fin
Noun
Singular:
pectoral fin
Plural:
pectoral-finsFind Similar Words
Find similar words to pectoral fin using the buttons below.