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regulate

American  
[reg-yuh-leyt] / ˈrɛg jəˌleɪt /

verb (used with object)

regulates, present (3rd person singular) regulated, past participle, past regulating present participle
  1. to control or direct by a rule, principle, method, etc..

    The statute is intended to regulate the business practices of architects by establishing a code of professional conduct.

    Synonyms:
    dispose, arrange, adjust, order, conduct, manage, govern, rule
  2. to adjust to some standard or requirement, as amount, degree, etc..

    A film was applied to the windows to help regulate the temperature and reduce glare.

    Synonyms:
    set
  3. to adjust so as to ensure accuracy of operation.

    If the watch is consistently off, it can be fixed relatively simply by regulating the beat rate.

  4. to put or keep something in good order or within reasonable limits.

    Playful interactions with adult caregivers help children develop the ability to regulate their emotions and behavior.

    Synonyms:
    balance
  5. Biology. to adjust or adapt (a bodily process or function) in response to external stimuli.

  6. Genetics. to control the expression of (a gene or genes).


regulate British  
/ ˈrɛɡjʊˌleɪt /

verb

  1. to adjust (the amount of heat, sound, etc, of something) as required; control

  2. to adjust (an instrument or appliance) so that it operates correctly

  3. to bring into conformity with a rule, principle, or usage

"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

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Etymology

Origin of regulate

First recorded in 1620–30, from Late Latin rēgulātus (past participle of rēgulāre “to direct”); see regula, -ate 1

Explanation

The on-off spigot regulates the flow of water into your bathtub. When a government regulates an industry, they set standards the industry must follow. To regulate means to impose control. Regulate shares a root with the word, regular. When the transit authority regulates a train schedule, it makes sure trains arrive on a more regular schedule. The pharmaceutical industry is heavily regulated –– before a drug can be marketed, it must be tested. On a more personal level, if you want to regulate your digestive system, try eating more fiber... or prunes!

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Vocabulary lists containing regulate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“He’s just pulled the rug out from under them. And again, it’s just completely unnecessary. Regulate, don’t eliminate.”

From Los Angeles Times • Sep. 21, 2024

Tom Haren, a spokesperson for the pro-Issue 2 campaign Regulate Marijuana Like Alcohol, harshly criticized the Senate rewrite.

From Seattle Times • Dec. 4, 2023

Upon replying, Lusk discovered it had been posted by G-Funk icon Nate Dogg, whose work on songs like Warren G's Regulate and Dr Dre's The Next Episode saw him nicknamed "the king of hooks".

From BBC • Dec. 31, 2022

Figure 3.35 Transcription Factors Regulate Gene Expression While each body cell contains the organism’s entire genome, different cells regulate gene expression with the use of various transcription factors.

From Textbooks • Jun. 19, 2013

Regulate the bile and you regulate the brain from which mental vagaries proceed.

From Fairy Fingers A Novel by Ritchie, Anna Cora Ogden Mowatt

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