Definitions

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

  • noun The spongy, porous, bony tissue between the hard outer and inner bone layers of the cranium.

from The Century Dictionary.

  • noun In anatomy, the light spongy substance or open cancellated or reticulated structure of bone between the hard dense inner and outer tables of the cranial bones.
  • noun In botany, the parenchyma of a leaf, lying between the two epidermal surfaces. Also called meditullium.

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

  • noun (Anat.) The soft, spongy, or cancellated substance between the plates of the skull.

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

  • noun anatomy The thin layer of soft, spongy or cancellate tissue between the bone plates which constitute the skull.

Etymologies

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

[Greek diploē, a fold, doubling, from feminine of diploos, twofold; see dwo- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

This definition is lacking an etymology or has an incomplete etymology. You can help Wiktionary by giving it a proper etymology.

Examples

Comments

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  • "The skull, he pointed out, is made up of three layers: the outer surface, the inner surface, and a layer in between called the diploe."

    —Jeff Benedict, No Bone Unturned (New York: Harper Collins, 2003), 73

    September 17, 2008

  • Originally diploë.

    December 11, 2010