Definition of proctosigmoidoscopy in English:

proctosigmoidoscopy

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.

Pronunciation

proctosigmoidoscopy

/ˌprɒktə(ʊ)sɪɡmɔɪˈdɒskəpi/