1. A sheet of fibrous connective tissue that attaches muscle to bone or other structures, or connects muscles to each other.
Usage: anatomy; medical

Examples

• The aponeurosis of the rectus abdominis muscle extends across the front of the abdomen.
• Surgeons must carefully handle the aponeurosis during abdominal surgery to avoid complications.
• The plantar aponeurosis supports the arch of the foot.
• Inflammation of the plantar aponeurosis can cause heel pain.
• The aponeurosis serves as an attachment point for muscle fibers.