1 Definition of proctitis

Meaning of proctitis: Inflammation of the mucous membrane that lines the rectum (the last several inches of the large intestine closest to the anus).

Inflammation of the mucous membrane that lines the rectum (the last several inches of the large intestine closest to the anus). Also called rectitis.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.