pericardial septum

noun

Definition of pericardial septum

: a membrane separating the pericardium of an insect from the main body cavity and formed in part by the alary muscles

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Cite this Entry

“Pericardial septum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pericardial%20septum. Accessed 25 Oct. 2020.

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