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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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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 mastoiditides (audio) \

Medical Definition of mastoiditis

: inflammation of the mastoid and especially of the mastoid cells

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