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 war — New 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

2 : monitor lizard

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.

Other Words from monitor Synonyms More Example Sentences Learn More about monitor

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Other Words from monitor

Noun

monitorial \ ˌmä-nə-ˈtȯr-ē-əl

\ adjective

monitorship \ ˈmä-nə-tər-ˌship

\ noun

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.

Recent Examples on the Web: Noun

The judge can impose additional fines and additional measures for the company to review Mr. Musk’s tweets, including a monitor who reports to the court, rather than the company, lawyers said. — Nina Trentmann, WSJ, "SEC’s Tussle With Tesla’s Elon Musk Shows Challenge of Regulating Iconic CEOs," 26 Feb. 2019 The money will cover body cameras, 26 staff members and a court monitor to try to meet a U.S. District Court judge's orders to rid the agency of discriminatory policing. — Rebekah L. Sanders, azcentral, "Maricopa County cuts spending, but property tax bills will still rise," 26 June 2018 But something about jellyfish is also deeply meditative and worthy of a second monitor for all-day background visuals, which is exactly what assistant social media editor Svati Narula has done in the past. — The Editors, Outside Online, "The Definitive Ranking of the Best Animal Livestreams," 14 June 2018 The situation was so bad that the state recently appointed a monitor to oversee the program. — Ben Joravsky, Chicago Reader, "News / Education / Politics The pattern to Rahm's sexual predator, filthy schools, and special ed scandals," 8 June 2018 Instead of filtering data for humans to sort through, the drones could use that information to increase their own intelligence, eventually replacing humans as a more efficient and effective monitor. — Caroline Lester, The Atlantic, "What Happens When Your Bomb-Defusing Robot Becomes a Weapon," 26 Apr. 2018 If a commentator regularly needs a television monitor to deliver proper analysis in game situations, such as the James foul, turning to a VR headset to perform that task seems like it a natural evolution. — Ben Golliver, SI.com, "Putting the NBA in Virtual Reality to the Test," 20 Apr. 2018 TVs: Don't toss your old TV or monitor in the trash! — Alissa Katz, Good Housekeeping, "How to Dispose of Everything, Including Old Cell Phones, Mattresses, and Batteries," 8 Jan. 2019 Both fitness companies revolve around stationary bikes, but Peloton’s are purchased for in-home use — a notable $2,000 barrier to entry — and its customers pay a monthly fee to access live and prerecorded classes on the bike’s built-in monitor. — Rani Molla, Recode, "Peloton now has more U.S. customers than SoulCycle, new data suggests," 3 Dec. 2018

Recent Examples on the Web: Verb

His involvement came together in a matter of days last week, according to Dundon and Alliance co-founder Charlie Ebersol, though Dundon had been monitoring the AAF’s development and debut. — Barry Wilner, The Seattle Times, "Hurricanes owner Dundon invests $250 million in Alliance," 19 Feb. 2019 According to Sue, Bill has hired a local security company to record video of and monitor his ex-wife, her two sisters, her sister’s husband, their kids and grandkids—even the Grosses’ longtime personal assistant. — Sean Elder, Town & Country, "The War of The Grosses: Inside the Bitter Divorce Battle of the Laguna Beach "Bond King"," 22 Oct. 2018 Special Interest Brett SnyderCranky ConciergeSnyder’s able to suggest the ideal airline for any given route, and his team monitors flights in real time to provide updates on gate changes and delays. — Paul Brady, Condé Nast Traveler, "2018 Top Travel Specialists We Trust," 19 Oct. 2018 Indonesia is an archipelago of more than 250 million people and government seismologists monitor more than 120 active volcanoes. — Fox News, "Volcano erupts on same Indonesian island as earlier quake," 3 Oct. 2018 Staff members conduct round-the-clock head counts, sometimes at 15-minute intervals, all while monitoring the constant flow of boys being received and discharged. — BostonGlobe.com, "A migrant child’s days in detention included cleaning toilets," 14 July 2018 So John Gangemi, a Montana climber and training coordinator with the River Management Society, offered to help monitor the nest sites. — Ula Chrobak, Outside Online, "We're Overprotecting Birds at the Expense of Climbers," 12 July 2018 Baltimore officials are expanding a telemedicine program in the Park Heights neighborhood that helps people older than 60 monitor their health from home. — Andrea K. Mcdaniels, baltimoresun.com, "City expands telemedicine program for older adults in Park Heights," 12 July 2018 Afterwards, Wendy was hospitalized and was being monitored closely by doctors for Graves’ disease complications, officially making her return indefinite. — Selena Barrientos, Good Housekeeping, "'Wendy Williams Show' Fans Think One of Her Guest Hosts Could Replace the Queen of Tea for Good," 13 Feb. 2019

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.