from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Having fins supported by sharp, spiny, inflexible rays. Used of a fish.
from The Century Dictionary.
- In ichthyology, having spinous fin-rays; spine-finned; acanthopterygious.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective of or relating to fish with spiny fins
Sorry, no etymologies found.
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Among the spiny-finned fishes, the Sticklebacks are the prettiest, but so savage that they often occasion much mischief.
The Atlantic Monthly, Volume 08, No. 47, September, 1861 Various
The next two cases include the remaining specimens of the spiny-finned fish.
How to See the British Museum in Four Visits W. Blanchard Jerrold 1855
Cuvier, with not a few of the ichthyologists who preceded him, arranged the fishes into two distinct series, -- the Cartilaginous and Osseous; and these last he mainly divided into the hard or spiny-finned fishes, and the soft or joint-finned fishes.
The Testimony of the Rocks or, Geology in Its Bearings on the Two Theologies, Natural and Revealed Hugh Miller 1829
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