Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of numerous fishes of the class Chondrichthyes, characterized by a cartilaginous skeleton and placoid scales and including the sharks, rays, and skates.
  • adj. Of or belonging to the class Chondrichthyes.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of many cartilaginous fish of the subclass Elasmobranchii

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to the Elasmobranchii.

from The Century Dictionary and Cyclopedia

  • Pertaining to or having the characters of the Elasmobranchii.
  • n. A vertebrate of the group Elasmobranchii.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharks; rays; skates

Etymologies

From New Latin Elasmobranchiī, former subclass name : Greek elasmos, metal beaten out (from elaunein, elas-, to beat) + Latin branchia, gill; see branchia.
(American Heritage® Dictionary of the English Language, Fourth Edition)

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