regulate

verb
reg·​u·​late | \ ˈre-gyə-ˌlāt also ˈrā- How to pronounce regulate (audio) \
regulated; regulating

Definition of regulate

transitive verb

1a : to govern or direct according to rule
b(1) : to bring under the control of law or constituted authority
(2) : to make regulations for or concerning regulate the industries of a country
2 : to bring order, method, or uniformity to regulate one's habits
3 : to fix or adjust the time, amount, degree, or rate of regulate the pressure of a tire

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Other Words from regulate

regulative \ ˈre-​gyə-​ˌlā-​tiv How to pronounce regulative (audio) also  ˈrā-​ \ adjective
regulatory \ ˈre-​gyə-​lə-​ˌtȯr-​ē How to pronounce regulatory (audio) also  ˈrā-​ \ adjective

Examples of regulate in a Sentence

The dam regulates the flow of water into the river. We need better laws to regulate the content of the Internet. Laws have been made to regulate working conditions. The government regulates how much lead may be found in our water supply. The department regulates foreign trade.
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Recent Examples on the Web

The few vehicles and pedestrians allowed through are regulated through this maze. Washington Post, "Kashmir’s main city a maze of razor wire and steel barriers," 14 Aug. 2019 Inhibitory neurons regulate the activity of the neurons around them, making sure the brain doesn't have any runaway bursts of electricity. Meredith Fore, WIRED, "A Newfound Neuron Might Help Keep the Brain's Cells in Sync," 12 Aug. 2019 Focussing on regulating the sale of games with mature content, the bill ultimately never made it out of the House. Lisa Marie Segarra, Fortune, "Joe Lieberman Famously Blamed Video Games for Violence. Now Guns and the Internet Worry Him Even More," 10 Aug. 2019 However, a number of individual teams across sports, as well arenas and stadiums, do regulate signage and prohibit messages that are political in nature. Anne M. Peterson, chicagotribune.com, "MLS teams navigate new ‘no political display’ policy," 10 Aug. 2019 In addition to supporting digestive health and bowel regularity, eggplant fiber helps regulate blood sugar and insulin levels, and supports weight loss by boosting fullness. Cynthia Sass, Mph, Health.com, "The Health Benefits of Eggplants," 8 Aug. 2019 The occasional roundabout regulates busier junctions. The Economist, "Looking for a 5G signal? Try this remote Scottish island," 8 Aug. 2019 Everyone has a human leukocyte antigen (HLA), a gene complex that is related to the immune system that, among other functions, regulates the kind of bacteria that is found on the surface of the skin. Elizabeth King, Allure, "Why Mosquitos Bite Some People More Than Others," 8 Aug. 2019 In Colorado and other states, edibles are tightly regulated including limits on the amount of THC, the compound in marijuana that creates users’ high feeling, allowed in each dose. Kathleen Foody, BostonGlobe.com, "Study finds more edible pot among Colorado teen users," 6 Aug. 2019

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

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First Known Use of regulate

15th century, in the meaning defined at sense 1a

History and Etymology for regulate

Middle English, from Late Latin regulatus, past participle of regulare, from Latin regula rule

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More Definitions for regulate

regulate

verb

English Language Learners Definition of regulate

: to set or adjust the amount, degree, or rate of (something)
: to bring (something) under the control of authority
: to make rules or laws that control (something)

regulate

verb
reg·​u·​late | \ ˈre-gyə-ˌlāt How to pronounce regulate (audio) \
regulated; regulating

Kids Definition of regulate

1 : to bring under the control of authority : make rules concerning Laws regulate water quality.
2 : to control the time, amount, degree, or rate of The dam regulates water flow.
3 : to bring order or method to The program is regulated well.

Other Words from regulate

regulator \ -​ˌlā-​tər \ noun

regulate

transitive verb
reg·​u·​late | \ ˈreg-yə-ˌlāt How to pronounce regulate (audio) \
regulated; regulating

Medical Definition of regulate