sigmoidoscope [sig-moi-duh-skohp] Word Origin noun

  1. a rigid or flexible endoscope for visual examination of the rectum and sigmoid colon.

Origin of sigmoidoscope 1900–05; sigmoid (flexure) + -o- + -scope Also called proctosigmoidoscope. Related formssig·moid·o·scop·ic [sig-moi-duh-skop-ik] /sɪgˌmɔɪ dəˈskɒp ɪk/, adjectivesig·moid·os·co·pist [sig-moi-dos-kuh-pist] /ˌsɪg mɔɪˈdɒs kə pɪst/, noun British Dictionary definitions for sigmoidoscope sigmoidoscope noun

  1. an instrument incorporating a light for the direct observation of the colon, rectum, and sigmoid flexure

Derived Formssigmoidoscopic (sɪɡˌmɔɪdəˈskɒpɪk), adjectivesigmoidoscopy (ˌsɪɡmɔɪdˈɒskəpɪ), noun sigmoidoscope in Medicine sigmoidoscope [sĭg-moi′də-skōp′] n.

  1. A tubular instrument for visual examination of the sigmoid flexure.

Related formssig′moid•os′co•py (sĭg′moi-dŏs′kə-pē) adj.

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