Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun One of one or more unpaired fins on the back of fishes and certain marine mammals.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A fin located on the backs of
fish and some marinemammals .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance
Etymologies
Sorry, no etymologies found.
Support
![](/assets/logo-heart.png)
Help support Wordnik (and make this page ad-free) by adopting the word dorsal fin.
Examples
Sorry, no example sentences found.
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.