dacryocystostomy

noun

dac·​ryo·​cys·​tos·​to·​my -sis-ˈtäs-tə-mē How to pronounce dacryocystostomy (audio)
plural dacryocystostomies
: an operation on a lacrimal sac to form a new opening (as for drainage)

Browse Nearby Words

dacryocystorhinostomy
dacryocystostomy
dacryocystotomy
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Cite this Entry

“Dacryocystostomy.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/dacryocystostomy. Accessed 31 Oct. 2025.

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