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9 results for: Ulna

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
ul·na    Audio Help   [uhl-nuh] Pronunciation Key
–noun, plural -nae    Audio Help   [-nee] Pronunciation Key, -nas.
1.Anatomy. the bone of the forearm on the side opposite to the thumb. Compare radius (def. 7).
2.a corresponding bone in the forelimb of other vertebrates.
[Origin: 1835–45; < L: elbow; akin to Gk ōléné, OE eln ell2]

—Related forms
ulnar, adjective
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
Encyclopædia Britannica, Inc.
Ulna

To learn more about Ulna visit Britannica.com

© 2008 Encyclopædia Britannica, Inc.
American Heritage Dictionary - Cite This Source - Share This
ul·na    Audio Help   (ŭl'nə)  Pronunciation Key 


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n.   pl. ul·nas or ul·nae (-nē)
  1. The bone extending from the elbow to the wrist on the side opposite to the thumb in humans.
  2. A corresponding bone in the forelimb of other vertebrates.


[Latin, elbow, forearm; see el- in Indo-European roots.]

ul'nar adj.
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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Online Etymology Dictionary - Cite This Source - Share This
ulna 
inner bone of the forearm, 1541, from L., lit. "elbow," related to O.E. eln (see elbow).

Online Etymology Dictionary, © 2001 Douglas Harper
WordNet - Cite This Source - Share This
ulna

noun
the inner and longer of the two bones of the human forearm 

WordNet® 3.0, © 2006 by Princeton University.
The American Heritage Science Dictionary - Cite This Source - Share This
ulna    Audio Help   (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 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

ul·na (ln)
n. pl. ul·nas or ul·nae (-n)

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.
ulnar adj.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Merriam-Webster's Medical Dictionary - Cite This Source - Share This

Main Entry: ul·na
Pronunciation: '&l-n&
Function: noun
Inflected Form: plural ul·nae /-nE/ or ul·nas
: the bone on the little-finger side of the human forearm that forms with the humerus the elbow joint and serves as a pivot in rotation of the hand

Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Ulna

Ul"na\, n. [L., the elbow. See Ell.]

1. (Anat.) The postaxial bone of the forearm, or branchium, corresponding to the fibula of the hind limb. See Radius.

2. (O. Eng. Law) An ell; also, a yard. --Burrill.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.

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