dysentery, dysenteric 1. Any of various intestinal inflammations characterized by abnormal pain and intense diarrhea. 2. A term applied to various intestinal disorders; especially, of the colon, marked by inflammation of the mucous membrane. It is characterized by abdominal pain and diarrhea with passage of mucus or blood, griping pains, and some ... Found on http://www.wordinfo.info/words/index/info/view_unit/2786/4