avascular necrosis

noun

Definition of avascular necrosis

: necrosis of bone tissue due to impaired or disrupted blood supply (as from traumatic injury or disease)

Examples of avascular necrosis in a Sentence

Recent Examples on the Web Eddie had been diagnosed with avascular necrosis in his hip. Washington Post, "The destructive magic of Eddie Van Halen and David Lee Roth," 6 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'avascular necrosis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of avascular necrosis

1953, in the meaning defined above

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The first known use of avascular necrosis was in 1953

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Cite this Entry

“Avascular necrosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/avascular%20necrosis. Accessed 12 May. 2021.

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More Definitions for avascular necrosis

avascular necrosis

noun

Medical Definition of avascular necrosis

: necrosis of bone tissue due to impaired or disrupted blood supply (as that caused by traumatic injury or disease) and marked by severe pain in the affected region and by weakened bone that may flatten and collapse

called also aseptic necrosis, osteonecrosis

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