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Pronunciation varies by accent · noun
(surgery) The surgical procedure to remove part or all of the mastoid process.
Use mastoidectomy when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Mastoidectomy means (surgery) The surgical procedure to remove part or all of the mastoid process.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use mastoidectomy where its definition matches the intended context.
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