dysentery UK /ˈdɪs.ən.tə.ɹi/US /ˈdɪs.ənˌtɛɹ.i/ noun2 •A disease characterised by inflammation of the intestines, especially the colon (large intestine), accompanied by pus (white blood cells) in the feces, fever, pain in the abdomen, high-volume diarrhea, and possible blood in the feces.We ate, we drank, and we were merry / and we got typhoid and dysentery. — 1959 •diarrhea. formsdysenteries