'Rectum' definitions:

Definition of 'rectum'

From: WordNet
noun
The terminal section of the alimentary canal; from the sigmoid flexure to the anus

Definition of 'Rectum'

From: GCIDE
  • Rectum \Rec"tum\ (-t?m), n. [NL. (sc. intestinum), fr. L. rectus straight. See Right.] (Anat.) The terminal part of the large intestine; -- so named because supposed by the old anatomists to be straight. See Illust. under Digestive. [1913 Webster]

Words containing 'Rectum'