pectoral fin
1 of 1noun/ˈpɛktərəl fɪn/
Forms:pectoral fins
1
a paired, wing-like appendage located on the sides of the body of fish, used for stability, maneuverability, and generating lift during swimming
a paired, wing-like appendage located on the sides of the body of fish, used for stability, maneuverability, and generating lift during swimming