pre·​sternum | \ "+ \

Definition of presternum

1 : the anterior segment of the sternum of a mammal : manubrium
2 : the first division of the sternum of a thoracic segment of an insect : the sclerite in front of the eusternum of the insect thorax

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History and Etymology for presternum

New Latin, from pre- + sternum

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Cite this Entry

“Presternum.” The Dictionary, Merriam-Webster Inc., Accessed 18 January 2020.

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