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colon

The main part of the large intestine, between the small intestine and the rectum.

KOH-lun noun

Word parts

What it means

About 1.5 meters (5 feet) of large bowel that frames the abdomen: the ascending colon on the right, the transverse colon across the top and the descending and sigmoid colon on the left. It absorbs water and salts and turns liquid waste into stool. Colon cancer is common, so screeningSKREE-ningTesting people who have no symptoms to find a disease or risk early.Full entry such as colonoscopy is advised for adults from middle age.

At a glance

Spanishcolon
Also writtencolonic

Related terms

col/o

A word root that means colon, the large intestine.

rectum

The last part of the large intestine, between the colon and the anus, where stool is held until it leaves the body.

intestine

The long tube of the digestive tract between the stomach and the anus, made up of the small and large intestine.

stool

Solid waste passed from the bowel through the anus; also called feces.

small intestine

The long, narrow part of the bowel between the stomach and the large intestine, where most digestion and absorption happen.

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