noun
: a chronic functional disorder of the colon that is characterized especially by constipation or diarrhea, cramping abdominal pain, and the passage of mucus in the stool : mucous colitis — abbreviation IBS
noun
: a chronic functional disorder of the colon that is characterized especially by constipation or diarrhea, cramping abdominal pain, and the passage of mucus in the stool : mucous colitis — abbreviation IBS
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012