How to determine the version, edition, and update level of SQL Server and its components
Definition of diuretic. : tending to increase the excretion of urine diuretic drugs.
Substances that augment  diuresis , or the removal of fluids from the body through urination, are considered diuretics. More commonly known as  water pills , diuretics may be prescription or over the counter drugs. They may also be homeopathic remedies or foods that help to prevent or treat fluid retention. It is best to consult with a health care professional before using any form of these drugs. Diuretics are used for many reasons.