xiphoid process 剑突
xiphoid process[ noun ]
smallest of the three parts of the breastbone; articulates with the corpus sternum and the seventh rib
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Xiphisternum \Xiph"i*ster"num\, n.; pl. {Xiphisterna}. [NL., fr.
Gr. xi`fos a sword + sternum.] (Anat.)
(a) The posterior segment, or extremity, of the sternum; --
sometimes called {metasternum}, {ensiform cartilage},
{ensiform process}, or {xiphoid process}.
(b) The xiphiplastron. -- {Xiph"i*ster"nal}a.