ALL meanings of dorsal fin
dor·sal fin
D d - noun dorsal fin fin on the back of a sea animal 1
- noun dorsal fin the fin or finlike integumentary expansion generally developed on the back of aquatic vertebrates. 1
- noun dorsal fin any unpaired median fin on the backs of fishes and some other aquatic vertebrates: maintains balance during locomotion 0
- noun dorsal fin A fin located on the backs of fish and some marine mammals. 0