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Pronunciation varies by accent · noun
(medicine) An instrument used for examining the sigmoid colon..
Use sigmoidoscope when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Sigmoidoscope means (medicine) An instrument used for examining the sigmoid colon..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use sigmoidoscope where its definition matches the intended context.
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