para·​cen·​te·​sis ˌpar-ə-(ˌ)sen-ˈtē-səs How to pronounce paracentesis (audio)
plural paracenteses -ˌsēz How to pronounce paracentesis (audio)
: a surgical puncture of a bodily cavity (as of the abdomen) with a trocar, aspirator, or other instrument usually to draw off an abnormal effusion for diagnostic or therapeutic purposes

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Cite this Entry

“Paracentesis.” Medical Dictionary, Merriam-Webster, Accessed 4 Dec. 2023.

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