|—n , pl -na|
|1.||the manubrium of the sternum in mammals|
|2.||another name for interclavicle|
|originating outside the anatomical limits of certain muscles or nerves|
|one of the hollow cavities in the skull connecting with the nasal cavities|
episternum ep·i·ster·num (ěp'ĭ-stûr'nəm)
The broad upper segment of the sternum occasionally fused with the body of the sternum and forming the sternal angle. Also called manubrium, presternum.