control

verb
con·​trol | \ kən-ˈtrōl How to pronounce control (audio) \
controlled; controlling

Definition of control

 (Entry 1 of 2)

transitive verb

1a : to exercise restraining or directing influence over : regulate control one's anger
b : to have power over : rule A single company controls the industry.
c : to reduce the incidence or severity of especially to innocuous levels control an insect population control a disease
2a : to incorporate suitable controls in a controlled test — see also controlled experiment
b archaic : to check, test, or verify by evidence or experiments

intransitive verb

: to incorporate controls in an experiment or study used with forcontrol for socioeconomic differences

control

noun, often attributive

Definition of control (Entry 2 of 2)

1a : an act or instance of controlling also : power or authority to guide or manage He took control of the family business.
b : skill in the use of a tool, instrument, technique, or artistic medium a singer's control of her voice
c : the regulation of economic activity especially by government directive usually used in pluralprice controlsrent controls
d : the ability of a baseball pitcher to control the location of a pitch within the strike zone
2 : restraint, reserve exercised control of his passions
3 : one that controls: such as
a : a device or mechanism used to regulate or guide the operation of a machine, apparatus, or system the controls of the aircraft
b : an organization that directs a spaceflight mission control
(2) : one (such as an organism, culture, or group) that is part of a control experiment and is used as a standard of comparison … the residents in the experimental group also seemed to have a lower rate of mortality when compared with controls— Ellen J. Langer and Jerry Avorn often used before another nounBecause patients sometimes get better or worse on their own, drug tests also need a control group to compare the new drug with standard treatment or a placebo.— Marilyn Chase
d : a personality or spirit believed to actuate the utterances or performances of a spiritualist medium
4 or less commonly Control : control key

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Other Words from control

Verb

controllability \ kən-​ˌtrō-​lə-​ˈbi-​lə-​tē How to pronounce controllability (audio) \ noun
controllable \ kən-​ˈtrō-​lə-​bəl How to pronounce controllable (audio) \ adjective
controlment \ kən-​ˈtrōl-​mənt How to pronounce controlment (audio) \ noun

Synonyms & Antonyms for control

Synonyms: Verb

Synonyms: Noun

Antonyms: Verb

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Choose the Right Synonym for control

Verb

conduct, manage, control, direct mean to use one's powers to lead, guide, or dominate. conduct implies taking responsibility for the acts and achievements of a group. conducted negotiations manage implies direct handling and manipulating or maneuvering toward a desired result. manages a meat market control implies a regulating or restraining in order to keep within bounds or on a course. controlling his appetite direct implies constant guiding and regulating so as to achieve smooth operation. directs the store's day-to-day business

Noun

power, authority, jurisdiction, control, command, sway, dominion mean the right to govern or rule or determine. power implies possession of ability to wield force, authority, or influence. the power to mold public opinion authority implies power for a specific purpose within specified limits. granted the authority to manage her estate jurisdiction applies to official power exercised within prescribed limits. the bureau having jurisdiction over parks control stresses the power to direct and restrain. you are responsible for the students under your control command implies the power to make arbitrary decisions and compel obedience. the army officer in command sway suggests the extent of exercised power or influence. the empire extended its sway over the region dominion stresses sovereign power or supreme authority. given dominion over all the animals

Examples of control in a Sentence

Verb The parents could not control their child. The police controlled the crowd. The small boy could not control the big dog. Her family controls the business. One country controls the whole island. The rebel army now controls nearly half the country. The lights on stage are controlled by this computer. She struggled to control the cart as it rolled before her down the steep, bumpy road. He controlled the volume by turning the radio's knob. A thermostat controls the room's temperature. Noun The city wanted local control of education. The tribes fought for control over the territory. He took control of the family farm. She hired an accountant to take control of her money. He lost all muscle control in his left arm. The soccer player showed good control of the ball. a teacher with good control of her students The farmer used an organic pest control on his crops. To cut down on competition, the government passed price controls on prescription drugs. The President wants stricter controls on immigration.
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Recent Examples on the Web: Verb Yet any such news might already be outdated: The jobs report won’t fully capture the impact of the COVID upsurge in the South and West and the desperate steps being pursued to try to control it. Washington Post, "As virus roars back, so do signs of a new round of layoffs," 30 June 2020 Yet any such news might already be outdated: The jobs report won’t fully capture the impact of the COVID upsurge in the South and West and the desperate steps being pursued to try to control it. Author: Paul Wiseman, Travis Loller, Kelli Kennedy, Anchorage Daily News, "As virus roars back in US, so do signs of a new round of layoffs," 30 June 2020 At issue is a drug called baclofen, a decades-old treatment for muscle spasms that is increasingly used in France on an off-label basis to help people control their drinking. Ed Silverman, STAT, "A pill to fight alcoholism causes an uproar in France over a regulator’s view of a clinical trial," 25 June 2020 Most of the racial lynchings took place in the South, where many whites felt threatened by Black peoples' newfound freedoms and sought to intimidate and control them. Alaa Elassar, CNN, "Why the noose is such a potent symbol of hate," 23 June 2020 Yet our understanding of the pandemic and how best to control it is hamstrung by the fundamental limitations of testing. Catherine Ho, SFChronicle.com, "Coronavirus tests are easy to get now, but not always where people need them most," 22 June 2020 The president also has the ability to dispatch the military or federalize the National Guard in states that either defy federal law or cannot control insurrections under the Insurrection Act of 1807, according to USA TODAY. Chelsey Cox, USA TODAY, "Fact check: National Guard was activated most often during the civil rights era," 15 June 2020 For security, the dashboard that allows administrators to control Kubeflow is, by default, accessible only through istio ingress, a gateway that’s typically located at the edge of the cluster network. Dan Goodin, Ars Technica, "Machine-learning clusters in Azure hijacked to mine cryptocurrency," 11 June 2020 This argument would carry more weight if the president’s party did not control the Senate and its rules. Matt Ford, The New Republic, "Bill Barr’s Invisible Crusade," 8 June 2020 Recent Examples on the Web: Noun The owners of the bar plan to install a new heating and cooling system, and an app to help manage the sidewalk line and control crowds. Fox News, "Coronavirus cases linked to Michigan college bar surpass 100: officials," 3 July 2020 Or, to put it bluntly, the coronavirus is out of control in America. Christopher Elliott, USA TODAY, "Can't go to Europe? You can still get your Old World fix in California, Georgia or Wisconsin," 3 July 2020 Sometimes, the arguments push toward tight presidential control of agencies. Matt Ford, The New Republic, "Elena Kagan’s Fiery Defense of the Administrative State," 2 July 2020 Another result of the suspension tuning is a ride with more control than any big Ford sedan has ever had. Csaba Csere, Car and Driver, "Tested: 1986 Ford Taurus LX Shapes the Future of the Family Sedan," 2 July 2020 Though tamed by a series of irrigation and flood control dams, the Rio Grande floods periodically, and sometimes catastrophically. Jeremy Schwartz, ProPublica, "He Built a Privately Funded Border Wall. It’s Already at Risk of Falling Down if Not Fixed.," 2 July 2020 The vehicle was towed and the driver, a 33-year-old Mentor man, was cited for failure to control. cleveland, "Beer drinker leaves behind evidence in woods: Gates Mills Police Blotter," 2 July 2020 Forward to 2018 again, to the sense of chicanery and injustice around Stacey Abrams’ defeat in her run for governor of Georgia, balanced by Democratic control of the U.S. House of Representatives. al, "‘John Lewis: Good Trouble’ weaves past, present together," 2 July 2020 The Framers had good reason to put the capital outside the borders or control of any state. David B. Rivkin Jr. And Lee A. Casey, WSJ, "RFK vs. D.C. Statehood," 2 July 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'control.' 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 control

Verb

1523, in the meaning defined at sense 2b

Noun

1564, in the meaning defined at sense 1a

History and Etymology for control

Verb and Noun

Middle English countrollen, from Anglo-French contrerouler, from contreroule copy of an account, audit, from Medieval Latin contrarotulus, from Latin contra- + Medieval Latin rotulus roll — more at roll

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Time Traveler for control

Time Traveler

The first known use of control was in 1523

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Statistics for control

Last Updated

4 Jul 2020

Cite this Entry

“Control.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/control. Accessed 12 Jul. 2020.

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More Definitions for control

control

verb
How to pronounce control (audio)

English Language Learners Definition of control

 (Entry 1 of 2)

: to direct the behavior of (a person or animal) : to cause (a person or animal) to do what you want
: to have power over (something)
: to direct the actions or function of (something) : to cause (something) to act or function in a certain way

control

noun

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

: the power to make decisions about how something is managed or done
: the ability to direct the actions of someone or something
: an action, method, or law that limits the amount or growth of something

control

verb
con·​trol | \ kən-ˈtrōl How to pronounce control (audio) \
controlled; controlling

Kids Definition of control

 (Entry 1 of 2)

1 : to have power over "Ah, gods, plural, as in, great beings that control the forces of nature and human endeavors…"— Rick Riordan, The Lightning Thief
2 : to direct the actions or behavior of Police can control a crowd.
3 : to keep within bounds : restrain Learn to control your temper.
4 : to direct the function of How do you control this machine?

control

noun

Kids Definition of control (Entry 2 of 2)

1 : the power or authority to manage The city wanted local control of education.
2 : ability to keep within bounds or direct the operation of The fire is out of control. He lost control of the car.
3 : self-restraint I lost control and started yelling.
4 : regulation sense 2 price controls
5 : a device used to start, stop, or change the operation of a machine or system a radio control
6 : something that is not treated or exposed to testing in an experiment in order to serve as a comparison to others that have undergone treatment or exposure

control

verb
con·​trol | \ kən-ˈtrōl How to pronounce control (audio) \
controlled; controlling

Medical Definition of control

 (Entry 1 of 2)

transitive verb

1 : to incorporate suitable controls in a controlled experiment
2 : to reduce the incidence or severity of especially to innocuous levels control an insect population a vaccine for controlling outbreaks of cholera

intransitive verb

: to incorporate controls in an experiment or study used with for failure to control for the difference in the rate of smoking between the two groups— Howard Bauchner et al

control

noun

Medical Definition of control (Entry 2 of 2)

1 : an act or instance of controlling something control of acute intermittent porphyria
2 : one that is used in controlling something: as
a : an experiment in which the subjects are treated as in a parallel experiment except for omission of the procedure or agent under test and which is used as a standard of comparison in judging experimental effects

called also control experiment

b : one (as an organism, culture, or group) that is part of a control

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con·​trol
controlled; controlling

Legal Definition of control

1 : to exercise restraining or directing influence over especially by law
2 : to have power or authority over precedent controls the outcome in this case
3 : to have controlling interest in

Other Words from control

control noun

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Comments on control

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