Definitions:

1. A small, cartilaginous extension at the lower end of the sternum or breastbone. NOUN
   • The xiphoid process serves as an attachment site for abdominal and respiratory muscles.
2. The pointed bottom of the sternum that's in the center of your chest, where your ribcage connects to your sternum, right above your diaphragm. NOUN
   • In older adults, the xiphoid process may ossify and become part of the bony sturcture of the sternum.
3. The smallest part of the sternum and serves as an attachment point for several important muscles, including parts of the diaphragm, rectus abdominis, and transverse thoracic muscles. NOUN
   • The xiphoid process marks the lower border of the sternum and can often be fetl just above the abdomen.

Synonyms:

• ensiform process
• matasternum
• xiphisternum