otosclerosis

noun

oto·​scle·​ro·​sis ˌō-tō-sklə-ˈrō-səs How to pronounce otosclerosis (audio)
: growth of spongy bone in the inner ear that causes progressively increasing deafness

Example Sentences

Recent Examples on the Web Since her teen years, Edinger had slowly been going deaf from otosclerosis, a disease of the inner ear. Leila Mcneill, Smithsonian, 1 Mar. 2018 Fabray had otosclerosis, a disease of the bones of the middle and inner ear. Mike Barnes, Billboard, 24 Feb. 2018 Since her teen years, Edinger had slowly been going deaf from otosclerosis, a disease of the inner ear. Leila Mcneill, Smithsonian, 1 Mar. 2018 Fabray had otosclerosis, a disease of the bones of the middle and inner ear. Mike Barnes, Billboard, 24 Feb. 2018

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

Word History

Etymology

New Latin

First Known Use

1901, in the meaning defined above

Time Traveler
The first known use of otosclerosis was in 1901

Dictionary Entries Near otosclerosis

Cite this Entry

“Otosclerosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/otosclerosis. Accessed 8 Feb. 2023.

Medical Definition

otosclerosis

noun
oto·​scle·​ro·​sis ˌōt-ō-sklə-ˈrō-səs How to pronounce otosclerosis (audio)
plural otoscleroses -ˌsēz How to pronounce otosclerosis (audio)
: growth of spongy bone in the inner ear where it gradually obstructs the oval window or round window or both and causes progressively increasing deafness

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