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.
Indigestion is pain and burning in the upper abdomen, an feeling of fullness after a meal, belching, and gas. Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more. Lactose intolerance, or the inability to digest lactose, leads to gas, bloating, and other symptoms.