periosteum
[ per-ee-os-tee-uhm ]
/ ˌpɛr iˈɒs ti əm /
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noun, plural per·i·os·te·a [per-ee-os-tee-uh]. /ˌpɛr iˈɒs ti ə/. Anatomy.
the normal investment of bone, consisting of a dense, fibrous outer layer, to which muscles attach, and a more delicate, inner layer capable of forming bone.
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Origin of periosteum
OTHER WORDS FROM periosteum
per·i·os·te·al, per·i·os·te·ous, adjectiveper·i·os·te·al·ly, adverbsub·per·i·os·te·al, adjectivesub·per·i·os·te·al·ly, adverbWords nearby periosteum
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for periosteum
British Dictionary definitions for periosteum
periosteum
/ (ˌpɛrɪˈɒstɪəm) /
noun plural -tea (-tɪə)
a thick fibrous two-layered membrane covering the surface of bones
Derived forms of periosteum
periosteal, adjectiveWord Origin for periosteum
C16: New Latin, from Greek periosteon, from peri- + osteon bone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for periosteum
periosteum
[ pĕr′ē-ŏs′tē-əm ]
n. pl. per•i•os•te•a (-tē-ə)
The thick fibrous membrane covering the entire surface of a bone except its articular cartilage and serving as an attachment for muscles and tendons.
Other words from periosteum
per′i•os′te•al (-tē-əl) adj.The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.