xiphoid

Stedman's Medical Dictionary: A Practical Medical Dictionary · 1920 · p. 38

(zi'foyd) [G. xiphos, sword, + eidos, appearance.] Sword-shaped, ensiform; noting the cartilaginous proce , shaped like a sword-tip, forming the lower extremity of the sternum; the xiphoid or ensiform cartilage or proce , me taste mum, proce us xiphoideus [BNA].