sigmoscope
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Sigmoidoscope — A lighted instrument used to view the inside of the lower colon. * * * An endoscope for viewing the lumen of the sigmoid colon. SYN: sigmoscope. [sigmoido + G. skopeo, to view] * * * sig·moid·o·scope sig mȯid ə .skōp n an endoscope designed to… … Medical dictionary