osteoradionecrosis
noun
os·teo·ra·dio·ne·cro·sis
| \ ˌäs-tē-ō-ˌrā-dē-ō-nə-ˈkrō-səs
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plural osteoradionecroses\ -ˌsēz
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Medical Definition of osteoradionecrosis
: necrosis of bone following irradiation