ischium

[is-kee-uhm]
noun, plural ischia [is-kee-uh] . Anatomy.
1.
the lower portion of either innominate bone. See diag. under pelvis.
2.
either of the bones on which the body rests when sitting.

Origin:
1640–50; < Latin < Greek ischíon hip-joint

ischiadic [is-kee-ad-ik] , ischiatic [is-kee-at-ik] , ischial, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To ischium
Collins
World English Dictionary
ischium (ˈɪskɪəm)
 
n , pl -chia
one of the three sections of the hipbone, situated below the ilium
 
[C17: from Latin: hip joint, from Greek iskhion]
 
'ischial
 
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
Cite This Source
Etymonline
Word Origin & History

ischium
"the seat bone," 1646, from L., from Gk. iskhion "hip joint," in pl., "the hips," probably from iskhi "loin," of unknown origin.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

ischium is·chi·um (ĭs'kē-əm)
n. pl. is·chi·a (-kē-ə)
The lowest of the three major bones that constitute each half of the pelvis, distinct at birth but later becoming fused with the ilium and pubis. Also called ischial bone.


is'chi·ad'ic (-ād'ĭk) adj.
is'chi·al (-əl) adj.
is'chi·at'ic (-āt'ĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
ischium   (ĭs'kē-əm)  Pronunciation Key 
Plural ischia
The lowest of the three major bones that constitute each half of the pelvis, distinct at birth but later becoming fused with the ilium and pubis.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
It is attached to this fascia along a line which pursues a somewhat irregular course to the spine of the ischium.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;