Definitions

from The Century Dictionary.

  • noun In zoology, the triangular space between the beak and the hinge of brachiopod shells. It is usually covered in by a shelly plate.
  • noun In the Brachiopoda, the convex or concave single plate which covers the delthyrium or pedicle-passage.

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

  • noun (Zoöl.) The triangular space under the beak of many brachiopod shells.

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

  • noun zoology The triangular space under the beak of many brachiopod shells.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin, from Ancient Greek. See delta.

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Examples

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Comments

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  • a plethora of triangles! del-tedium

    November 27, 2009