a law, rule, or other order prescribed by authority, especially to regulate conduct: Safety regulations require the use of impact-resistant helmets.
the act of regulating or the state of being regulated: Adolescence is a potentially important time in the development of emotion regulation.
Sports. the normal, prescribed duration of a game according to the sport's regulations, exclusive of any extra innings, overtime period, etc.: The Knicks tied the score in the final seconds of regulation, sending the game into overtime.
Biology. the internal response that an organism undergoes to adapt to external stimuli (distinguished from control def. 16): Regulation of blood flow is an essential mechanism for delivering oxygen and glucose to the tissues that need it most.
Genetics. the act or process of controlling the expression of genes:Scientists are hoping to discover whether viruses can be used to study gene regulation in mammalian cells.
Embryology. the process by which an embryo can continue to develop normally after it has been damaged:Added cells become normally integrated into the body of the host embryo, which provides additional evidence of embryonic regulation.
Electronics. the difference between maximum and minimum voltage drops between the anode and the cathode of a gas tube for a specified range of values of the anode current.
Machinery. the percentage difference in some quantity related to the operation of an apparatus or machine, as the voltage output of a transformer or the speed of a motor, between the value of the quantity at no-load operation and its value at full-load operation.
- non·reg·u·la·tion, noun
- o·ver·reg·u·la·tion, noun
- re·reg·u·la·tion, noun
- su·per·reg·u·la·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use regulation in a sentence
Layers upon layers of regulations may seem like bureaucracy.A CRISPR Baby Future? New Report Outlines Path to Human Germline Editing | Shelly Fan | September 15, 2020 | Singularity Hub
If everything has to be coordinated by the minute, you need clear rules and regulations.What if Your Company Had No Rules? (Bonus Episode) | Maria Konnikova | September 12, 2020 | Freakonomics
Though the regulations around them are still somewhat piecemeal, drones have seen a steady uptick in practical use cases over the last couple years.Walmart Is Piloting Drone Delivery in North Carolina | Vanessa Bates Ramirez | September 11, 2020 | Singularity Hub
Under the Clean Air Act, industrial facilities emitting these pollutants are subject to regulations.New Research Shows Disproportionate Rate of Coronavirus Deaths in Polluted Areas | by Lylla Younes, ProPublica, and Sara Sneath | September 11, 2020 | ProPublica
The most important thing it did for me is to not think of regulation just as a tool that will help in limiting these systems.Eight case studies on regulating biometric technology show us a path forward | Karen Hao | September 4, 2020 | MIT Technology Review
In other words, unnecessarily stringent abortion regulation could be far more dangerous than abortion itself.Abortion Complications Are Rare, No Matter What the Right Says | Samantha Allen | December 8, 2014 | THE DAILY BEAST
Others fear that giving them the force of regulation could be more harmful because they would become outdated quickly.
Gun regulation, of course, was not the only successful initiative, not by a long shot.One of the Midterms’ Little-Noticed Big Losers: The NRA | Cliff Schecter | November 10, 2014 | THE DAILY BEAST
The resulting negotiation, they hope, would gut the EPA regulation.If You Think D.C. Is Awful Now, Wait Until Wednesday | Jonathan Alter | November 4, 2014 | THE DAILY BEAST
Many people simply take it for granted that government regulation achieves its intended ends.
His presence, also, always graced Walls End Castle at the regulation periods.
The regulation chairs and tables of the furnished house had been banished from Mrs. Haggard's drawing-room.
Well, we must try our luck with a regulation sabre; they can't well refuse it; ours is the stronger and bigger man.
His smooth brow wrinkled and his mouth tightened to a thin straight line beneath the fair "regulation" moustache.Dope | Sax Rohmer
Doing so, I received a different sort of salute from that to which a Commander-in-Chief landing on duty is entitled by regulation.Gallipoli Diary, Volume I | Ian Hamilton
British Dictionary definitions for regulation
the act or process of regulating
a rule, principle, or condition that governs procedure or behaviour
a governmental or ministerial order having the force of law
embryol the ability of an animal embryo to develop normally after its structure has been altered or damaged in some way
(modifier) as required by official rules or procedure: regulation uniform
(modifier) normal; usual; conforming to accepted standards: a regulation haircut
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 English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cultural definitions for regulation
Laws through which governments can control privately owned businesses.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.