RECTUM (recta)

Pronunciation (US):

(GB):

IPA (US):

Irregular inflected form: recta   

 Dictionary entry overview: What does rectum mean? 

• RECTUM (noun)
  The noun RECTUM has 1 sense:

1. the terminal section of the alimentary canal; from the sigmoid flexure to the anus

  Familiarity information: RECTUM used as a noun is very rare.

 Dictionary entry details 

• RECTUM (noun)

Sense 1

Meaning:

The terminal section of the alimentary canal; from the sigmoid flexure to the anus

Classified under:

Nouns denoting body parts

Hypernyms ("rectum" is a kind of...):

body part (any part of an organism such as an organ or extremity)

Meronyms (parts of "rectum"):

arteria rectalis; rectal artery (one of the arteries supplying the rectal area)

anus (the excretory opening at the end of the alimentary canal)

Holonyms ("rectum" is a part of...):

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)

Derivation:

rectal (of or involving the rectum)

 Context examples 

The fold of peritoneum, or mesentery, attached to the upper portion of the rectum and connecting it with the sacrum.

(Mesorectum, NCI Thesaurus)

The spread of cancer to the rectum.

(Metastatic Malignant Neoplasm to the Rectum, NCI Thesaurus)

Of or relating to the fold of peritoneum, or mesentery, attached to the rectum.

(Mesorectal, NCI Thesaurus)

A term referring to medullary carcinomas which can develop in various anatomic sites such as the thyroid gland, breast, colon, rectum, and small intestine.

(Medullary Carcinoma, Not Otherwise Specified, NCI Thesaurus)

Tumors or cancer of the colon, which is part of the large intestine from the cecum to the rectum.

(Colon Neoplasm, NIH CRISP Thesaurus)

A solution or suspension present in a small volume or mass, intended for administration to the rectum.

(Micro Enema Dosage Form, NCI Thesaurus)

An artery arising from the internal iliac artery that supplies the middle section of the rectum and anastomoses with the superior and inferior hemorrhoidal arteries.

(Middle Hemorrhoidal Artery, NCI Thesaurus)

The area of the body below the abdomen that contains the hip bones, bladder, and rectum.

(Pelvis, NCI Dictionary)

Pinworms are small parasites that can live in the colon and rectum.

(Pinworms, NIH: National Institute of Allergy and Infectious Diseases)

It could also be a symptom of infection, or a problem with the urinary tract, lower intestines, rectum, muscle or bone.

(Pelvic Pain, NIH: National Institute of Child Health and Human Development)