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rectosigmoid in Medicine

rectosigmoid

(rĕk′tō-sĭgmoid′)
n.
  1. The rectum and the sigmoid colon considered as a unit.
  2. The junction of the rectum and the sigmoid colon.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.