coprostasis 1. A physical condition in which the digestive system of a person (or animal) consists of hard feces that is difficult to eliminate. 2. The impaction of the feces in the intestine. It may be extremely painful, and in severe cases (fecal impaction) lead to symptoms of bowel obstruction. Found on http://www.wordinfo.info/words/index/info/view_unit/2026/5