sigmoid colon

sigmoid colon

n.

An S-shaped section of the colon between the descending section and the rectum. Also called sigmoid flexure.

Thesaurus

Noun

1.

sigmoid colon - the s-shaped curve between the descending colon and the rectum sigmoid flexure large intestine - beginning with the cecum and ending with the rectum; includes the cecum and the colon and the rectum; extracts moisture from food residues which are later excreted as feces colon - the part of the large intestine between the cecum and the rectum; it extracts moisture from food residues before they are excreted