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Definition of proctosigmoidoscopy in English:

proctosigmoidoscopy

Pronunciation /ˌprɒktə(ʊ)sɪɡmɔɪˈdɒskəpi/

noun

Medicine Surgery

  • Visual examination of the rectum and sigmoid colon; use of a proctosigmoidoscope; an instance of this.

Origin

1930s; earliest use found in American Journal of Surgery.