Definitions

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

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