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dorsum

[dawr-suh m] /ˈdɔr səm/
noun, plural dorsa
[dawr-suh] /ˈdɔr sə/ (Show IPA).
Anatomy, Zoology
1.
the back, as of the body.
2.
the back or outer surface of an organ, part, etc.
Origin
1775-1785
1775-85; < Latin
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for dorsa

dorsum

/ˈdɔːsəm/
noun (anatomy) (pl) -sa (-sə)
1.
a technical name for the back1
2.
any analogous surface the dorsum of the hand
Word Origin
C18: from Latin, literally: back
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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dorsa in Medicine

dorsum dor·sum (dôr'səm)
n. pl. dor·sa (-sə)

  1. The back.

  2. The upper, outer surface of an organ, an appendage, or a part.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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6
6
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