post ulnar


noun, plural ulnae [uhl-nee] , ulnas.
Anatomy. the bone of the forearm on the side opposite to the thumb. Compare radius ( def 7 ). See diag. under skeleton.
a corresponding bone in the forelimb of other vertebrates.

1835–45; < Latin: elbow; akin to Greek ōlénē, Old English eln ell2

ulnar, adjective
postulnar, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
ulna (ˈʌlnə)
n , pl -nae, -nas
1.  the inner and longer of the two bones of the human forearm
2.  the corresponding bone in other vertebrates
[C16: from Latin: elbow, ell1]

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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Word Origin & History

inner bone of the forearm, 1540s, from L., lit. "elbow," related to O.E. eln (see elbow).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

ulna ul·na (ŭl'nə)
n. pl. ul·nas or ul·nae (-nē)
The larger bone of the two bones of the forearm, extending from elbow to wrist on the side opposite the thumb. Also called cubitus, elbow bone.

ul'nar 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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American Heritage
Science Dictionary
ulna   (ŭl'nə)  Pronunciation Key 
Plural ulnas or ulnae (ŭl'nē)
The longer of the two bones of the forearm or lower portion of the foreleg. See more at skeleton.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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