rib cage n.
The enclosing structure formed by the ribs and the bones to which they are attached.
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
The bony structure in the chest formed by the ribs and sternum (breastbone) that encloses and protects the heart and lungs.