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1. (n.) sternum
the bony plate or series of bones to which the ribs are attached anteriorly or ventrally in most vertebrates; breastbone.
2. sternum
the ventral surface of a body segment of an arthropod.
Etymology: (1660–70; < NL < Gk stérnon chest, breastbone)
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| Definition of 'sternum' |
Princeton's WordNet |
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1. (noun) sternum, breastbone
the flat bone that articulates with the clavicles and the first seven pairs of ribs
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| Definition of 'sternum' |
Webster Dictionary |
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1. (noun) sternum
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
2. (noun) sternum
the ventral part of any one of the somites of an arthropod
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Definitions of sternum 
