Cite
 

Meaning of xiphisternum

xiph•i•ster•num

Pronunciation: (zif"u-stûr'num), [key]
— pl. -na
  1. the lowermost of the three segments of the sternum. Cf.(def. 2),(def. 2a).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.