carbon monoxide. 1. a colorless, odorless, poisonous gas, CO, that burns with a pale-blue flame, produced when carbon burns with insufficient air: used chiefly in organic synthesis, metallurgy, and in the preparation of metal carbonyls, as nickel carbonyl. Origin of carbon monoxide. 1870-1875.
Indigestion (Dyspepsia) Definition and Facts. Indigestion is a general term that describes a group of gastrointestinal symptoms that occur together, including pain, a burning feeling, or discomfort in your upper abdomen; feeling full too soon while eating; and feeling uncomfortably full after eating.
Constipation is one of the symptoms often associated with irritable bowel syndrome (IBS). The key symptom of IBS is abdominal pain. The pain is associated with a change in the frequency or consistency of bowel habit. The altered bowel habit may be chronic or recurrent constipation, or diarrhea. Some people have both constipation and diarrhea, just at different times.