1) Ensiform 
sword-shaped
• (a.) Like a sword; ensiform. • (a.) Of or pertaining to the xiphoid process; xiphoidian.
(zif´oid) (zi´foid) sword-shaped; called also ensiform. xiphoid process.
Xiph'oid adjective [ Greek ... sword- shaped; 
Type: Term Pronunciation: zi′foyd Definitions: 1. Sword-shaped; applied especially to the xiphoid process. Synonyms: ensiform, gladiate, mucronate
xiphoid 1. Sword-shaped; ensiform (having sharp edges and tapering to a slender point, having a shape suggesting a sword). 2. The pointed process of cartilage, supported by a core of bone, connected with the lower end of the body of the sternum.
xiphos, sword.
Greek xiphos = a sword, and eidos = shape or form; hence, sword-shaped.