episternum

noun

epi·​sternum

¦epə̇,

¦epē+

plural episterna

1

a

: interclavicle

b

: any of several other sternal elements of similar origin or position (such as the presternum of a mammal or the epiplastron of a turtle)

2

: a lateral division or piece of a somite of an arthropod

specifically : the anterior sclerite of the pleuron of an insect compare epimeron

3

: manubrium sense 1a

Word History

Etymology

New Latin, from epi- + sternum

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