[ dip-loh-ee ]
/ ˈdɪp loʊˌi /

noun Anatomy.

the cancellate bony tissue between the hard inner and outer walls of the bones of the cranium.

Origin of diploë

1690–1700; < Greek diplóē literally, a fold, noun use of feminine of diplóos double

Related forms

di·plo·ic [dih-ploh-ik] /dɪˈploʊ ɪk/, di·plo·et·ic [dip-loh-et-ik] /ˌdɪp loʊˈɛt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diploe

  • The spongy middle plate must, like the diploe of the skull, have served to deaden the vibrations of a blow dealt from the outside.

British Dictionary definitions for diploe


/ (ˈdɪpləʊˌiː) /


anatomy the spongy bone separating the two layers of compact bone of the skull

Word Origin for diploë

C17: via New Latin, from Greek: a fold, from diploos double
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for diploe


[ dĭplō-ē′ ]


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

Related forms

diplo•ic (-lō-ĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.