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regulator

American  
[reg-yuh-ley-ter] / ˈrɛg yəˌleɪ tər /

noun

  1. a person or thing that regulates.

  2. Horology.

    1. an adjustable device in a clock or a watch for making it go faster or slower.

    2. a master clock, usually of great accuracy, against which other clocks are checked.

  3. Machinery.

    1. a governor mechanism for regulating the flow of fuel, steam, etc., to an engine in order to maintain constant speed under varying load or resistance.

    2. a valve for regulating the pressure of flowing gas or liquid to maintain a predetermined pressure.

    3. any of various mechanisms for maintaining a temperature, a level of liquid in a tank, etc.

  4. Electricity. a device for maintaining a designated characteristic, as voltage or current, at a predetermined value, or for varying it according to a predetermined plan.

  5. a device on scuba equipment for regulating the rate at which compressed air is fed through a breathing tube in proportion to the depth of water.

  6. a device for maintaining a constant gas pressure.

  7. (initial capital letter)

    1. a member of any of several bands or committees in North Carolina (1767–71), formed to resist certain abuses, as extortion by officials.

    2. (in newly settled areas) a member of any band or committee organized to preserve order before the establishment of regular legal authority.


regulator British  
/ ˈrɛɡjʊˌleɪtə /

noun

  1. a person or thing that regulates

  2. the mechanism, including the hairspring and the balance wheel, by which the speed of a timepiece is regulated

  3. a timepiece, known to be accurate, by which others are timed and regulated

  4. any of various mechanisms or devices, such as a governor valve, for controlling fluid flow, pressure, temperature, voltage, etc

  5. Also called: regulator gene.  a gene the product of which controls the synthesis of a product from another gene

"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

Etymology

Origin of regulator

First recorded in 1645–55; regulate + -or 2

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.

Professor Amy Orben, digital mental health expert at Cambridge University, welcomed the regulators' action - but added it must only be the beginning of stronger regulation.

From BBC

Revolut said it would formally begin banking the U.K. after a regulator lifted restrictions on its license, paving the way for the financial-technology company to compete more aggressively with traditional lenders.

From The Wall Street Journal

British fintech company Revolut on Wednesday said it had obtained a full UK banking licence from regulators, lifting restrictions on it competing with established retail lenders.

From Barron's

On Wednesday, federal regulators began taking public comments on Zoox’s application for a series of exemptions.

From MarketWatch

Heating oil does not have the same protection that is offered to some household gas and electricity bills through a price cap set by energy regulator Ofgem.

From BBC