regulation

noun
reg·u·la·tion | \ˌre-gyə-ˈlā-shən, ˌre-gə- also ˌrā-\

Definition of regulation 

(Entry 1 of 2)

1 : the act of regulating : the state of being regulated

2a : an authoritative rule dealing with details or procedure safety regulations

b : a rule or order issued by an executive authority or regulatory agency of a government and having the force of law

3a : the process of redistributing material (as in an embryo) to restore a damaged or lost part independent of new tissue growth

b : the mechanism by which an early embryo maintains normal development

4a or regulation time : the standard period of time established by the rules of a game or contest excluding overtime Trailing by five with less than a minute to go in regulation, Boston forced the game into overtime …— Bob Ryan Dallas downed the ball at the 20 with 1:47 left in regulation.— Ralph N. Paulk … there will be a change in France for the 1988 World Cup: a sudden-death … period after regulation time.— George Vecsey

b golf : the standard number of strokes allowed by par for reaching the green on a given hole (that is, one stroke on a par 3, two strokes on a par 4, and three strokes on a par 5) Using his conservative left-to-right fade, he hit all but three greens in regulation.— Jaime Diaz

regulation

adjective

Definition of regulation (Entry 2 of 2)

: conforming to regulations : official

Keep scrolling for more

Synonyms for regulation

Synonyms: Noun

bylaw, ground rule, rule

Visit the Thesaurus for More 

Choose the Right Synonym for regulation

Noun

law, rule, regulation, precept, statute, ordinance, canon mean a principle governing action or procedure. law implies imposition by a sovereign authority and the obligation of obedience on the part of all subject to that authority. obey the law rule applies to more restricted or specific situations. the rules of the game regulation implies prescription by authority in order to control an organization or system. regulations affecting nuclear power plants precept commonly suggests something advisory and not obligatory communicated typically through teaching. the precepts of effective writing statute implies a law enacted by a legislative body. a statute requiring the use of seat belts ordinance applies to an order governing some detail of procedure or conduct enforced by a limited authority such as a municipality. a city ordinance canon suggests in nonreligious use a principle or rule of behavior or procedure commonly accepted as a valid guide. the canons of good taste

Examples of regulation in a Sentence

Noun

Builders must comply with the regulations. regulations on the disposal of waste Each agency has its own set of rules and regulations.

Adjective

Students must wear regulation uniforms.
See More

Recent Examples on the Web: Noun

As Beacon Hill drags its feet, other states, including Texas and Wisconsin, have already made such changes in their regulations. Shirley Leung, BostonGlobe.com, "State law allows political candidates to expense a tuxedo, but not child care. That needs to change.," 12 July 2018 One rear-guard attempt to disrupt the pipeline would have the European Union extend its energy-market regulations to pipelines such as Nord Stream 2 when only one end touches EU soil. The Editorial Board, WSJ, "Trump and the Russia Pipeline," 11 July 2018 The Village Board of Trustees unanimously approved a report July 2 recommending Deerfield establish its own regulations over small cell wireless facilities rather than accept the ones contained in a new Illinois law that went into effect last month. Steve Sadin, chicagotribune.com, "Deerfield moves to regulate small cell antennas," 9 July 2018 President Trump has yet to rescind the Obama-era order, and its regulations still apply. Megan Michelson, Outside Online, "Kate Brandt Is Turning Google into a Green Powerhouse," 5 July 2018 That amounts to a direct challenge to California, which has a waiver under the Clean Air Act to impose its own, stricter, air pollution regulations on cars and trucks. New York Times, "How Trump’s Policy Decisions Undermine the Industries He Pledged to Help," 4 July 2018 If the appeals court remands the case back to EPA, then the case would be over and there would be no legal decision by the court on whether EPA acted legally in developing its regulation on greenhouse gas emissions from power plants. Niina Heikkinen, Scientific American, "Court Becoming Impatient with EPA Over Clean Power Plan," 27 June 2018 Providing the study earlier would have forced the EPA to consider changing its regulations sooner, Benesch said. Emily Atkin, The New Republic, "The Military Drinking-Water Crisis the White House Tried to Hide," 22 June 2018 Memphis came to a 30-day agreement with Bird to set parameters for operation while the city put its regulations into place. Ethan May, Indianapolis Star, "Another dockless scooter service launching Saturday in Indianapolis," 22 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'regulation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of regulation

Noun

1611, in the meaning defined at sense 1

Adjective

1803, in the meaning defined above

Keep scrolling for more

Learn More about regulation

Share regulation

Statistics for regulation

Last Updated

13 Oct 2018

Look-up Popularity

Time Traveler for regulation

The first known use of regulation was in 1611

See more words from the same year

Keep scrolling for more

More Definitions for regulation

regulation

noun

English Language Learners Definition of regulation

 (Entry 1 of 2)

: an official rule or law that says how something should be done

: the act of regulating something

regulation

adjective

English Language Learners Definition of regulation (Entry 2 of 2)

: in agreement with the official rules

regulation

noun
reg·u·la·tion | \ˌre-gyə-ˈlā-shən \

Kids Definition of regulation

1 : a rule or law telling how something is to be done safety regulations

2 : the act of controlling or bringing under control the regulation of water flow

regulation

noun
reg·u·la·tion | \ˌreg-yə-ˈlā-shən, ˌreg-ə-ˈlā- \

Medical Definition of regulation 

1 : the act of regulating also : the resulting state or condition

2a : the process of redistributing material (as in an embryo) to restore a damaged or lost part independent of new tissue growth — compare regeneration sense 2

b : the mechanism by which an early embryo maintains normal development

3 : the control of the kind and rate of cellular processes by controlling the activity of individual genes

Keep scrolling for more

regulation

noun
reg·u·la·tion

Legal Definition of regulation 

1 : the act of regulating or state of being regulated

2 : an authoritative rule specifically : a rule or order issued by a government agency and often having the force of law — see also Administrative Procedure Act

Note: An agency is often delegated the power to issue regulations by the legislation that created it. Regulations must be made in accordance with prescribed procedures, such as those set out in the federal or a state Administrative Procedure Act. Federal regulations are first published in the Federal Register and later codified in the Code of Federal Regulations.

Keep scrolling for more

Comments on regulation

What made you want to look up regulation? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

required by fashion, etiquette, or custom

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!