from The Century Dictionary.

  • noun Polyodon spathula, one of the ganoid fishes of the order Salachostomi. Two species are known inhabiting fresh waters of the United States and China.
  • noun The duck-billed platypus, Ornithorhynchus paradoxus, a monotrematous oviparous mammal of Australia, having a horny beak like a duck's, whence the name. Also duck-mole. See Ornithorhynchus.
  • noun Same as duck-billed speculum (which see, under speculum).
  • noun [In allusion to the shape of the toe.] A broad-toed shoe of the fifteenth century.

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

  • noun (Zoöl.) See Duck mole, under duck, n.

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

  • noun The duck-billed platypus.
  • noun The hadrosaur.
  • noun The paddlefish.

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

  • noun small densely furred aquatic monotreme of Australia and Tasmania having a broad bill and tail and webbed feet; only species in the family Ornithorhynchidae
  • noun primitive fish of the Mississippi valley having a long paddle-shaped snout
  • adjective having a beak resembling that of a duck


Sorry, no etymologies found.



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  • It's a fish.

    January 2, 2012