The meaning of Sternum and additional information.

Sternum(n.) A plate of cartilage, or a series of bony or cartilaginous plates or segments, in the median line of the pectoral skeleton of most vertebrates above fishes; the breastbone.

Sternum(n.) The ventral part of any one of the somites of an arthropod.

Sternums(pl. ) of Sternum