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

  • n. Something shaped like the back of a turtle, especially:
  • n. Nautical An arched structure erected over the deck of a ship as protection from heavy seas.
  • n. Archaeology A stone tool with a convex side.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Anything having the shape of a turtle's back (that is, its shell.)
  • n. A library binding of a mass market paperback with a generic hardcover.
  • n. A common name for plants of the genus Psathyrotes of annual and perennial forbs and low subshrubs native to dry areas of southwestern North America.

from the GNU version of the Collaborative International Dictionary of English

  • n. A rude stone celt of a form suggesting the back of a turtle.
  • n. A convex deck at the bow or stern of a vessel, so made to shed the seas quickly.

from The Century Dictionary and Cyclopedia

  • n.
  • n. In mech.: A name given to rounded formations suggesting the carapace of the tortoise or turtle.
  • n. A rounded-back cover of any structure, as over the rear of a motorcar whose frame is designed for the rear seats of the tonneau construction, but in which only two front seats are installed.
  • n. See the extract.
  • n. A West Indian helmet-shell, Cassis tuberosa.
  • n. Something having the shape of a turtle's back.
  • n. An arched protection erected over the upper deck of a steamer at the bow, and often at the stern also, to guard against damage from the breaking on board of heavy seas; a whaleback.


Sorry, no etymologies found.



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