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 is often a sign of an underlying problem, such as gastroesophageal reflux disease (GERD), ulcers, or gallbladder disease, rather than a condition of its own. Also called dyspepsia, it is defined as a persistent or recurrent pain or discomfort in the upper abdomen. The symptoms of indigestion include:
Indigestion, also known as dyspepsia, is a condition of impaired digestion. Symptoms may include upper abdominal fullness, heartburn, nausea, belching, or upper abdominal pain.People may also experience feeling full earlier than expected when eating.unctional indigestion (previously called nonulcer dyspepsia) is indigestion without evidence of an organic disease that is likely to explain the symptoms.