tho·​ra·​cos·​to·​my ˌthōr-ə-ˈkäs-tə-mē, ˌthȯr- How to pronounce thoracostomy (audio)
plural thoracostomies
: surgical opening of the chest (as for drainage)

Dictionary Entries Near thoracostomy

Cite this Entry

“Thoracostomy.” Medical Dictionary, Merriam-Webster, Accessed 2 Mar. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!