osteonecrosis

noun

os·​teo·​ne·​cro·​sis ˌäs-tē-ō-nə-ˈkrō-səs How to pronounce osteonecrosis (audio)
plural osteonecroses -ˌsēz How to pronounce osteonecrosis (audio)
: necrosis of bone
especially : avascular necrosis

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osteon
osteonecrosis
osteopath
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Cite this Entry

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

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