plural noun
epi·​ster·​na·​lia | \ ˌepə̇ˌstərˈnālēə, -pēˌ-, -lyə\

Definition of episternalia

: two small centers of ossification sometimes developing between the clavicles and sternum and fusing with the sternum

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History and Etymology for episternalia

New Latin, from epi- + stern- + -alia

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