sep·​tos·​to·​my sep-ˈtäs-tə-mē How to pronounce septostomy (audio)
plural septostomies
: the surgical creation of an opening through the interatrial septum

Dictionary Entries Near septostomy

Cite this Entry

“Septostomy.” Medical Dictionary, Merriam-Webster, Accessed 30 May. 2024.

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