endosteum

[en-dos-tee-uhm]

en·dos·te·um

[en-dos-tee-uhm]
noun, plural en·dos·te·a [-tee-uh] . Anatomy.
the membrane lining the medullary cavity of a bone.

Origin:
1880–85; end- + Neo-Latin osteum < Greek ostéon bone

en·dos·te·al, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Endosteum is always a great word to know.
So is adrenal glands. Does it mean:
a semilunar valve between the pulmonary artery and the right ventricle of the heart that prevents the blood from flowing back into the right ventricle
ductless glands above the kidneys, consisting of a cortex producing steroidal hormones, and a medulla producing epinephrine and norepinephrine
Collins
World English Dictionary
endosteum (ɛnˈdɒstɪəm)
 
n , pl -tea
a highly vascular membrane lining the marrow cavity of long bones, such as the femur and humerus
 
[C19: New Latin, from endo- + Greek osteon bone]
 
en'dosteal
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

endosteum en·dos·te·um (ěn-dŏs'tē-əm)
n. pl. en·dos·te·a (-tē-ə)
The thin layer of cells lining the medullary cavity of a bone. Also called medullary membrane.


en·dos'te·al adj.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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