Meaning of the word "dorsal fin" in English

What does "dorsal fin" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

dorsal fin

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

Noun

1.

a fin on the back of a fish or whale

Example:
The shark's dorsal fin cut through the water.
We spotted a whale's dorsal fin in the distance.
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