dorsal fin

US /ˈdɔːr.səl ˌfɪn/
UK /ˈdɔːr.səl ˌfɪn/
"dorsal fin" picture
1.

sirip punggung

a fin on the back of a fish or whale

:
The shark's dorsal fin cut through the water.
Sirip punggung hiu membelah air.
We spotted a whale's dorsal fin in the distance.
Kami melihat sirip punggung paus di kejauhan.