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dorsal fin
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noun
the fin or finlike integumentary expansion generally developed on the back of aquatic vertebrates.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
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In the UK, COTTON CANDY is more commonly known as…
Origin of dorsal fin
First recorded in 1760–70
Words nearby dorsal fin
Dorpat, dorper, Dorr's Rebellion, dorsad, dorsal, dorsal fin, dorsalis, dorsal lip, dorse, dorser, Dorset
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use dorsal fin in a sentence
British Dictionary definitions for dorsal fin
dorsal fin
noun
any unpaired median fin on the backs of fishes and some other aquatic vertebrates: maintains balance during locomotion
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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