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Definition of Dorsal fin
1. Noun. Unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance.
Definition of Dorsal fin
1. Noun. A fin located on the backs of fish and some marine mammals. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Dorsal Fin
Literary usage of Dorsal fin
Below you will find example usage of this term as found in modern and/or classical literature:
1. American Food and Game Fishes: A Popular Account of All the Species Found in by David Starr Jordan, Barton Warren Evermann (1902)
"dorsal fin with spines anteriorly, not beginning on the head. Freshwater fishes.
Z. dorsal fin of soft rays only, beginning as a crest on the head; ..."
2. The American Naturalist by American Society of Naturalists, Essex Institute (1898)
"If we now tabulate the dorsal fin-rays of an equal number of flatfish from another
locality, it is evident that if the fishes in both localities are alike, ..."
3. Proceedings of the Academy of Natural Sciences of Philadelphia by Academy of Natural Sciences of Philadelphia (1869)
"dorsal fin present; teeth long, more or less acute Delphinus. SS. Beak of skull
elongate, ... No dorsal fin. Teeth little deciduous; incisors normal Beluga. ..."
4. Synopsis of the Fishes of North America by David Starr Jordan, Charles Henry Gilbert (1882)
"dorsal fin comparatively large and well forward, its rays usually more than 11
and the first ray ... Teeth in one series ; dorsal fin in advance of anal. h. ..."
5. Geological Magazine by Henry Woodward (1893)
"The question here arises,—what is the condition of the dorsal fin- arrangement
... In the Dura Den fish the dorsal fin was originally described by Huxley, ..."
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