Definition, Meaning & Synonyms

sternum

Noun
/ˈstɜrnəm/
Definition
The sternum is a flat bone located in the center of the chest that connects the rib bones and helps protect the heart and lungs.
Examples
  • The doctor examined the sternum to check for any signs of injury.
  • The sternum helps keep the thoracic cavity protected from external impacts.
  • During CPR, the sternum is pressed to pump blood to the organs.
Meaning
Commonly known as the breastbone, the sternum plays a crucial role in the skeletal system, providing structure and support to the rib cage.
Synonyms
  • breastbone
  • chest bone