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n. See sternum.

n. The central narrow bone in the front of the chest, connecting the collar-bone and the top ribs.

n. The bone of the breast; the sternum.

n. The bone of the breast; the sternum.

n. the flat bone that articulates with the clavicles and the first seven pairs of ribs

"Moreover, its breastbone is too small to support the huge pectoral muscles a bird this size would need to fly."

os    bone   

sternum   

foreshank    buskin    phlebotomist    iceman    azoic    sirloin    self-engrossed    sternum    scapulae    clavicle