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adipose fin

American  

noun

  1. a small, fleshy fin, usually lacking rays, behind the main dorsal fin in trouts, catfishes, and other bony fishes.


adipose fin British  

noun

  1. a posterior dorsal fin occurring in some fish, such as those of the salmon and catfish families

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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When she ends up in the net, she reveals a nice, smooth back with a hard bump where her adipose fin had been.

From Washington Times ● Jul. 16, 2016

Remember that you can only keep adipose fin clipped cuts.

From Seattle Times ● Apr. 30, 2016

Once the fish was in the boat, Duffy was excited to see that it was missing the adipose fin.

From New York Times ● Oct. 22, 2011

Any chinook, adipose fin clipped or not, may be kept from this section of river.

From Seattle Times ● Apr. 26, 2011

It was rather like the adipose fin of a fish, but gaudy.

From "The Once and Future King" by T. H. White

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