"Finning" is a word in ENGLISH

Having abdominal fins; belonging to the Abdominales; as, abdominal fishes.

A group including the greater part of fresh-water fishes, and many marine ones, having the ventral fins under the abdomen …

A spine or prickly fin.

A group of teleostean fishes having spiny fins. See Acanthopterygii.

A spiny-finned fish.

Belonging to the order of fishes having spinose fins, as the perch.

An order of fishes having some of the rays of the dorsal, ventral, and anal fins unarticulated and spinelike, as …

Having fins in which the rays are hard and spinelike; spiny-finned.

One of the bones at the base of a paired fin of a fish.

Abbreviated ad fin. To the end. It is used in citations to books, as a direction to read from the …

A group of teleostean fishes destitute of spiny fin-rays, as the cod.

Pertaining to, or situated near, the anus; as, the anal fin or glands.

Destitute of the ventral fin, as the eels.

An order of fishes without ventral fins, including the eels.

In old English law. A boundary tree; a tree used for making a boundary line. Bract, fols. 167, 207b

A prefix signifying chief, arch; as, architect, archiepiscopal. In Biol. and Anat. it usually means primitive, original, ancestral; as, archipterygium, …

The primitive form of fin, like that of Ceratodus.

barílis n k. o. blue-finned tuna which grows to 3.

A bar of cartilage at the base of the embryonic fins of some fishes. It develops into the metapterygium.

An edible, spiny-finned fish, esp. of the genera Roccus, Labrax, and related genera. There are many species.