a standard, model, or pattern. 2. general level or average: Two cars per family is the norm in most suburban communities. 3. Education. a designated standard of average performance of people of a given age, background, etc. a standard based on the past average performance of a given individual.
For example, pressure regulators are used in gas grills to regulate propane, in home heating furnaces to regulate natural gases, in medical and dental equipment to regulate oxygen and anesthesia gases, in pneumatic automation systems to regulate compressed air, in engines to regulate fuel and in fuel cells to regulate hydrogen.
Regulation Definition: A law on some point of detail, supported by an enabling statute, and issued not by a legislative body but by an executive branch of government. A regulation is essentially a law but which draws its life not from the decision of a legislative assembly directly but indirectly. A regulation is often passed by the executive branch of government. For example, the federal cabinet meeting in session endorses a regulation.