mastoiditis

noun
mas·​toid·​itis | \ ˌma-ˌstȯi-ˈdī-təs How to pronounce mastoiditis (audio) \

Definition of mastoiditis

: inflammation of the mastoid and especially of the mastoid cells

First Known Use of mastoiditis

1881, in the meaning defined above

History and Etymology for mastoiditis

mastoid entry 2 + -itis

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Time Traveler for mastoiditis

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The first known use of mastoiditis was in 1881

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Dictionary Entries Near mastoiditis

mastoideosquamous

mastoiditis

mastoidohumeralis

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Cite this Entry

“Mastoiditis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mastoiditis. Accessed 21 Sep. 2021.

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More Definitions for mastoiditis

mastoiditis

noun
mas·​toid·​itis | \ ˌmas-ˌtȯid-ˈīt-əs How to pronounce mastoiditis (audio) \
plural mastoiditides\ -​ˈit-​ə-​ˌdēz How to pronounce mastoiditis (audio) \

Medical Definition of mastoiditis

: inflammation of the mastoid and especially of the mastoid cells

More from Merriam-Webster on mastoiditis

Britannica.com: Encyclopedia article about mastoiditis

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