monitor

noun
mon·​i·​tor | \ ˈmä-nə-tər How to pronounce monitor (audio) \

Essential Meaning of monitor

1 : a device that shows information or images on a screen a computer monitor a television monitor They watched the press conference on a video monitor in a back room.
2 : a device that is used to listen to sounds being made in another room We put a baby monitor in the nursery.
3 : a device that shows and records information about a condition or function of the body a heart monitor

Full 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 How to pronounce monitor (audio) \

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.

Other Words from monitor

Noun

monitorial \ ˌmä-​nə-​ˈtȯr-​ē-​əl How to pronounce monitor (audio) \ adjective
monitorship \ ˈmä-​nə-​tər-​ˌship How to pronounce monitor (audio) \ noun

Synonyms for monitor

Synonyms: Verb

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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 The ankle monitor was reportedly found in Arlington Cemetery in Elmhurst, Illinois — about 20 miles west of Chicago. Lawrence Richard, Fox News, 15 Jan. 2022 Contractors, for instance, are not able to request an extra computer monitor through Google’s intranet and don’t receive Alphabet stock as part of their compensation. Mark Bergen, Fortune, 11 Jan. 2022 According to internet monitor Netblocks, connectivity had been shut for 36 hours as of Friday morning. Diksha Madhok, CNN, 7 Jan. 2022 The Samsung Odyssey Ark is perhaps the coolest computer monitor to launch at CES. Christian De Looper, BGR, 7 Jan. 2022 Dykes' attorney, Heath Harris, spoke to Fox News Digital, and claimed that the batteries in his client's ankle monitor died. Chris Harris, PEOPLE.com, 7 Jan. 2022 Internet services have severely disrupted since mid day Wednesday, global Internet monitor NetBlocks said, with connectivity at about five percent of normal levels as of Friday morning. Washington Post, 6 Jan. 2022 But what really sets the monitor apart is its 4K webcam. Samuel Axon, Ars Technica, 5 Jan. 2022 Arias glanced back at the heart monitor and its clock. Los Angeles Times, 4 Jan. 2022 Recent Examples on the Web: Verb Small robots traverse the green walls, equipped with cameras and sensors that monitor the health of the plants and collect data such as humidity and oxygen levels. Jacopo Prisco, CNN, 1 Dec. 2021 More than 200 people who were in possible contact with the infected person were asked to monitor their health for 21 days following the diagnosis. Tori B. Powell, CBS News, 17 Nov. 2021 These tourists are only required to monitor their health for 14 days after arrival, according to the latest norm issued by the government. Niharika Sharma, Quartz, 16 Nov. 2021 The government only requires such tourists to monitor their health for 14 days after arrival. Chris Kay, Fortune, 15 Nov. 2021 Researchers will study children's immune systems to uncover clues to the cause of MIS-C, check their hearts for signs of long-term damage and monitor their health over time. Liz Szabo, PEOPLE.com, 21 Oct. 2021 Researchers will study children’s immune systems to uncover clues to the cause of MIS-C, check their hearts for signs of long-term damage and monitor their health over time. NBC News, 20 Oct. 2021 Hyatt check-in features a wellbeing questionnaire that helps employees monitor their mental health and includes resources developed specifically for hospitality employees. Jack Kelly, Forbes, 15 Oct. 2021 From support groups and training to apps that monitor mental health, there are a number of programs that aim to solve and treat the problems leading to clinician burnout. Time, 13 Oct. 2021

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 and Verb

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

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Time Traveler for monitor

Time Traveler

The first known use of monitor was in 1530

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Dictionary Entries Near monitor

monition

monitor

monitor bug

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Statistics for monitor

Last Updated

17 Jan 2022

Cite this Entry

“Monitor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monitor. Accessed 24 Jan. 2022.

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More Definitions for monitor

monitor

noun
mon·​i·​tor | \ ˈmä-nə-tər How to pronounce monitor (audio) \

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 How to pronounce monitor (audio) \

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 How to pronounce monitor (audio) \

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

More from Merriam-Webster on monitor

Nglish: Translation of monitor for Spanish Speakers

Britannica English: Translation of monitor for Arabic Speakers

Britannica.com: Encyclopedia article about monitor

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