pleuroperitoneum

noun
pleu·​ro·​peritoneum
variants: or less commonly pleuroperitonaeum \ "+ \

Definition of pleuroperitoneum 

: the membrane lining the body cavity and covering the surface of the enclosed viscera of vertebrates that have no diaphragm — compare peritoneum

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History and Etymology for pleuroperitoneum

New Latin, from pleur- + peritoneum, peritonaeum

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