Sternum (noun)

The long flat bone located in the middle of the thorax, to which the ribs are attached and which connects the clavicle and the first seven pairs of ribs.

Origin:

The word "sternum" is derived from the latin word "sternum" which means chest or breastbone. it came into use in the 16th century.

Examples:

1. The patient's sternum was fractured in the accident.
2. The sternum is also known as the breastbone.
3. Sternum is an essential bone for protecting vital organs in the thorax.
4. The doctors performed a surgical procedure on the sternum to remove the tumor.
5. The sternum is the main bone of the thorax, it connects the clavicles to the costal cartilages of the first seven pairs of ribs.