monitor

noun
mon·​i·​tor | \ˈmä-nə-tər \

Definition of monitor 

(Entry 1 of 2)

1a : a student appointed to assist a teacher

b : one that warns or instructs monitors and instructors for troops green in the art of warNew York Times

c : one that monitors or is used in monitoring: such as

(1) : an electronic device with a screen used for display (as of television pictures or computer information)

(2) : a device for observing a biological condition or function a heart monitor

3 [ Monitor, first ship of the type ]

a : a heavily armored warship formerly used in coastal operations having a very low freeboard and one or more revolving gun turrets

b : a small modern warship with shallow draft (see draft entry 1 sense 8) for coastal bombardment

4 : a raised central portion of a roof having low windows or louvers for providing light and air

monitor

verb
monitored; monitoring\ˈmä-​nə-​t(ə-​)riŋ \

Definition of monitor (Entry 2 of 2)

transitive verb

: to watch, keep track of, or check usually for a special purpose Nurses monitored the patient's heart rate.

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Other Words from monitor

Noun

monitorial \ˌmä-​nə-​ˈtȯr-​ē-​əl \ adjective
monitorship \ˈmä-​nə-​tər-​ˌship \ noun

Synonyms for monitor

Synonyms: Verb

cover, watch

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Examples of monitor in a Sentence

Noun

They watched the press conference on a video monitor in a back room. We put a baby monitor in the nursery. U.N. weapons monitors and inspectors.

Verb

Nurses constantly monitored the patient's heart rate. We're in a good position to monitor and respond to customer concerns. Government agents have been monitoring the enemy's radio communications.
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Recent Examples on the Web: Noun

Wallace also asked Putin about Russia’s involvement in Syria, citing independent monitors saying Russia has bombed civilians in Aleppo and Ghouta. Alex Pappas, Fox News, "Putin denies having dirt on Trump, calls meddling charge 'utterly ridiculous' in Fox News interview," 2 Oct. 2018 And the situation is even worse with gaming monitors. Sam Byford, The Verge, "Editor’s Choice: Asus ROG Swift PG279Q gaming monitor," 10 Aug. 2018 She was fitted with an ankle monitor and released to home confinement. Fox News, "'Affluenza' teen's mom released on bond," 18 Oct. 2018 Sligh was ordered to wear an ankle monitor following that arrest. Raisa Habersham, ajc, "Actor convicted of child molestation in Cherokee County," 13 July 2018 Another 17 have been released, usually on bond and with ankle monitors, and reunited with their children. Lomi Kriel, San Antonio Express-News, "Half of migrants under 5 reunited with parents, though rest remain ‘ineligible’," 12 July 2018 The immediate concerns for the parents, however, now also include figuring out daily life with an ankle monitor. Annie Correal, New York Times, "‘Mi Amor!’: Tearful Scenes as Immigrant Reunions Begin in New York," 11 July 2018 She was released Monday on $1,500 bond without an ankle monitor. latimes.com, "Some migrant children are reunited with parents as Trump administration misses court deadline," 11 July 2018 The parents will be free while their cases wind through immigration court, and they're expected to be required to wear ankle monitors, AP reports. Crimesider Staff, CBS News, "Feds say just 4 of 102 young migrant kids reunited with parents as court deadline looms," 10 July 2018

Recent Examples on the Web: Verb

Meanwhile, Canada also confirmed Tuesday that a former diplomat who researches North Korea and other issues for a global-monitoring group was detained in China. Jay Greene, WSJ, "Huawei’s Meng Wanzhou Granted Bail by Canadian Judge," 11 Dec. 2018 So China is a very different situation in terms of monitoring its citizens. Eric Johnson, Recode, "Microsoft is more valuable than Apple again. Why?," 30 Nov. 2018 More than 1,000 people were detained nationwide, according to data from the law enforcement monitoring group OVD Info. James Ellingworth, Fox News, "Two months after WCup final, Russia police no longer relaxed," 15 Sep. 2018 That said, a trio of Acer Predator X27 G-Sync HDR monitors sounds like a worthy configuration, eh? Brad Chacos, PCWorld, "Witness the Acer Predator Thronos: A hulking triple-monitor simstation for PC gamers," 29 Aug. 2018 In Thursday's report submitted to the U.N. committee responsible for monitoring North Korean sanctions, the United States said North Korean tankers filled up with oil using ship-to-ship transfers at least 89 times in the first five months of 2018. David Nakamura, chicagotribune.com, "Trump releases 'nice note' from Kim Jong Un praising progress despite setbacks in talks," 12 July 2018 The permit program sets requirements for regularly monitoring and reporting the amounts of pollutants. Kelsey Ryan, kansascity, "Worlds of Fun was sued for polluting. Then Missouri loosened its pollutant limits," 6 July 2018 In recent days, monitored by Egyptian officials, the border protests have become less violent. Dov Lieber, WSJ, "Israel, Gaza Militants Exchange Heavy Fire After Raid Goes Awry," 12 Nov. 2018 Most of those families were released into the community on parole — monitored by GPS ankle bracelets — pending the outcome of their immigration cases. Kristina Davis, sandiegouniontribune.com, "Trump administration outlines plan to reunify remaining 2,500 separated children," 14 July 2018

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

Noun

1530, in the meaning defined at sense 1a

Verb

1924, in the meaning defined above

History and Etymology for monitor

Noun

Latin, one that warns, overseer, from monēre to warn — more at mind

Verb

see monitor entry 1

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Statistics for monitor

Last Updated

1 Dec 2018

Look-up Popularity

Time Traveler for monitor

The first known use of monitor was in 1530

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More Definitions for monitor

monitor

verb

English Language Learners Definition of monitor

: to watch, observe, listen to, or check (something) for a special purpose over a period of time

monitor

noun
mon·​i·​tor | \ˈmä-nə-tər \

Kids Definition of monitor

 (Entry 1 of 2)

1 : a video screen used for display (as of television pictures or computer information)

2 : a student in a school picked for a special duty (as keeping order)

3 : a person or thing that watches or checks something a heart monitor

monitor

verb
monitored; monitoring

Kids Definition of monitor (Entry 2 of 2)

: to watch or check for a special reason Nurses monitored the patient's heart rate.

monitor

noun
mon·​i·​tor | \ˈmän-ət-ər \

Medical Definition of monitor 

(Entry 1 of 2)

: one that monitors especially : a device for observing or measuring a biologically important condition or function a heart monitor

monitor

transitive verb
monitored; monitoring\ˈmän-​ət-​ə-​riŋ, ˈmän-​ə-​triŋ \

Medical Definition of monitor (Entry 2 of 2)

1 : to watch, observe, or check closely or continuously monitor a patient's vital signs

2 : to test for intensity of radiations especially if due to radioactivity

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Comments on monitor

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