xiphisternum

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xiph·i·ster·num

 (zĭf′ĭ-stûr′nəm)
n. pl. xiph·i·ster·na (-nə)

[Greek xiphos, sword + sternum.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

xiphisternum

(ˌzɪfɪˈstɜːnəm)
n, pl -na (-nə)
1. (Anatomy) anatomy zoology the cartilaginous process forming the lowermost part of the breastbone (sternum). Also called: xiphoid or xiphoid process
2. (Zoology) anatomy zoology the cartilaginous process forming the lowermost part of the breastbone (sternum). Also called: xiphoid or xiphoid process
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

xiph•i•ster•num

(ˌzɪf əˈstɜr nəm)

n., pl. -na (-nə).
the lowermost segment of the sternum.
[1855–60; < New Latin xiphi- (comb. form of Greek xíphos sword) + sternum sternum]
xiph`i•ster′nal, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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