regulation

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regulation

1. a governmental or ministerial order having the force of law
2. Embryol the ability of an animal embryo to develop normally after its structure has been altered or damaged in some way
3. Electrical engineering the change in voltage occurring when a load is connected across a power supply, caused by internal resistance (for direct current) or internal impedance (alternating current)
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

regulation

[‚reg·yə′lā·shən]
(control systems)
The process of holding constant a quantity such as speed, temperature, voltage, or position by means of an electronic or other system that automatically corrects errors by feeding back into the system the condition being regulated; regulation thus is based on feedback, whereas control is not.
(electricity)
The change in output voltage that occurs between no load and full load in a transformer, generator, or other source.
(electronics)
The difference between the maximum and minimum tube voltage drops within a specified range of anode current in a gas tube.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

regulation

Any rule prescribing permitted or forbidden conduct, whether established by legislation or the action of an administrative agency; also see building code.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.