from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Either of two fishes of the family Polyodontidae that have a long paddle-shaped snout, Psephurus gladius of the Yangtze River or Polyodon spathula of the Mississippi River basin, whose roe is used for caviar.

from The Century Dictionary.

  • noun The spoon-billed sturgeon, Polyodon (or Spatularia) spatula, a ganoid fish of the family Polyodontidæ (or Spatulariidæ), attaining a length of five or six feet, abundant in the Mississippi river and its larger tributaries.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Zoöl) A large ganoid fish (Polyodon spathula) found in the rivers of the Mississippi Valley. It has a long spatula-shaped snout. Called also duck-billed cat, and spoonbill sturgeon.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Any of several primitive fish, of the family Polyodontidae, that have a long snout shaped like a paddle.

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

  • noun primitive fish of the Mississippi valley having a long paddle-shaped snout


Sorry, no etymologies found.



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