Definition of rectum

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Rectum (n.) The terminal part of the large intestine; -- so named because supposed by the old anatomists to be straight. See Illust. under Digestive.

Lern More About Rectum

Proctotomy :: Proctotomy (n.) An incision into the rectum, as for the division of a stricture..
Latus Rectum :: Latus rectum () The line drawn through a focus of a conic section parallel to the directrix and terminated both ways by the curve. It is the parameter of the principal axis. See Focus, and Parameter..
Rectal :: Rectal (a.) Of or pertaining to the rectum; in the region of the rectum.
Dysentery :: Dysentery (n.) A disease attended with inflammation and ulceration of the colon and rectum, and characterized by griping pains, constant desire to evacuate the bowels, and the discharge of mucus and blood..
Enema :: Enema (n.) An injection, or clyster, thrown into the rectum as a medicine, or to impart nourishment..
Rectovaginal :: Rectovaginal (a.) Of or pertaining to both the rectum and the vagina.
Proctocele :: Proctocele (n.) Inversion and prolapse of the mucous coat of the rectum, from relaxation of the sphincter, with more or less swelling; prolapsus ani..
Piles :: Piles (n. pl.) The small, troublesome tumors or swellings about the anus and lower part of the rectum which are technically called hemorrhoids. See Hemorrhoids. [The singular pile is sometimes used.].
Rectum :: Rectum (n.) The terminal part of the large intestine; -- so named because supposed by the old anatomists to be straight. See Illust. under Digestive.
Hemorrhoidal :: Hemorrhoidal (a.) Of or pertaining to the rectum; rectal; as, the hemorrhoidal arteries, veins, and nerves..
Recto- :: Recto- () A combining form indicating connection with, or relation to, the rectum; as, recto-vesical..
Periproctitis :: Periproctitis (n.) Inflammation of the tissues about the rectum.
Pinworm :: Pinworm (n.) A small nematoid worm (Oxyurus vermicularis), which is parasitic chiefly in the rectum of man. It is most common in children and aged persons..
Hindgut :: Hindgut (n.) The posterior part of the alimentary canal, including the rectum, and sometimes the large intestine also..
Prolapse :: Prolapse (n.) The falling down of a part through the orifice with which it is naturally connected, especially of the uterus or the rectum..
Recto-uterine :: Recto-uterine (a.) Of or pertaining to both the rectum and the uterus.
Endoscope :: Endoscope (n.) An instrument for examining the interior of the rectum, the urethra, and the bladder..
Recto-vesical :: Recto-vesical (a.) Of or pertaining to both the rectum and the bladder.
Mesorectum :: Mesorectum (n.) The fold of peritoneum, or mesentery, attached to the rectum..
Perineum :: Perineum (n.) The region which is included within the outlet of the pelvis, and is traversed by the urinogenital canal and the rectum..
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