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.

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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 on the woman’s leg introduces an unexpected note of turmoil in an otherwise tender scene. Steven Litt, cleveland, 17 Oct. 2021 Similarly, the standard 7-inch central touchscreen monitor can be upgraded to a 9-inch display on Sport Touring models, and all models include Apple CarPlay and Android Auto (with wireless streaming and charging on Sport Touring trim). Karl Brauer, Forbes, 12 Oct. 2021 Her daughter no longer wants to take the monitor to school. New York Times, 10 Oct. 2021 The monitor would then report its findings to the Legislature. Los Angeles Times, 7 Oct. 2021 The nonpartisan election monitor Golos on Sunday reported nearly 3,800 possible violations, including ballot-stuffing and possible vote-buying. Compiled Democrat-gazette Staff From Wire Reports, Arkansas Online, 20 Sep. 2021 Because Ramsey's directing and runs behind the monitor, sets up the shot, and then comes and does his line. Chancellor Agard, EW.com, 20 Sep. 2021 The nonpartisan election monitor Golos on Sunday reported nearly 3,800 possible violations, including ballot stuffing and possible vote buying. Washington Post, 19 Sep. 2021 Yet the community has chafed over similar concerns for the cost and the current monitor who has managed the department's progress for more than a decade. Kevin Johnson, USA TODAY, 13 Sep. 2021 Recent Examples on the Web: Verb Owners will also be able to manage and monitor charging, route planning, heating and other controls via the Candela app. Bill Springer, Forbes, 7 Oct. 2021 For medical algorithms that function in health care settings, the FTC could require more frequent assessments to monitor for any changes over time. Scientific American, 7 Oct. 2021 The lawsuit, obtained by CBS News, alleges doctors were unable to properly monitor the child's condition during delivery, which left her with severe brain injuries. Nicole Sganga, CBS News, 7 Oct. 2021 Faulkner also encouraged fans to learn from his experience and closely monitor their heart health. Mary Ramsey, The Courier-Journal, 7 Oct. 2021 District officials asked parents to educate their kids on the issue, its consequences and to monitor their social media habits. Fox News, 6 Oct. 2021 This is where running back Joe Mixon’s status will be especially important to monitor. Kelsey Conway, The Enquirer, 6 Oct. 2021 After veterinarians noticed the health issue, Marekani and her mother, Chrystal, were given their own barn space to allow experts to easily treat and monitor the calf. Vanessa Etienne, PEOPLE.com, 6 Oct. 2021 In response to the October 1 events, Taiwan had combat air patrol fighters monitor the aircraft. Kyle Mizokami, Popular Mechanics, 6 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

20 Oct 2021

Cite this Entry

“Monitor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monitor. Accessed 20 Oct. 2021.

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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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