- a receiving apparatus used in a control room, especially to provide a steady check of the quality of an audio or video transmission.
- a similar apparatus placed in various parts of a studio so that an audience can watch a recorded portion of a show, the performer can see the various segments of a program, etc.
- any such receiving apparatus used in a closed-circuit system, as in an operating room.
- the screen component of a computer, especially a free-standing screen.
- a control program.Compare operating system.
- a group of systems used to measure the performance of a computer system.
- a former U.S. steam-propelled, armored warship of very low freeboard, having one or more turrets and used for coastal defense.
- (initial capital letter, italics) the first of such warships, used against the Confederate ironclad warship Merrimac at Hampton Roads, Va., in 1862.
verb (used with object)
- to listen to (transmitted signals) on a receiving set in order to check the quality of the transmission.
- to view or listen to (television or radio transmissions) in order to check the quality of the video or audio.
- to listen to (a radio conversation or channel); keep tuned to.
verb (used without object)
Origin of monitor
Related formsmon·i·tor·ship, nounself-mon·i·tor·ing, adjectiveun·mon·i·tored, adjective
Examples from the Web for monitor
Professor Penelope Leach told The Daily Beast it was ludicrous to monitor young children in that way.
Parliament looks at measures to monitor toddlers for anti-Semitic speech.
Extra security was also set up along the lines to monitor other signs of potential sabotage.
Not only did he recognize the importance of gathering large sets of data, he also tried to monitor its quality.
They were told to continue to monitor themselves for symptoms and take their temperature twice a day for 21 days.
Ericsson could get no recognition or assistance from the government when he presented his design of the Monitor.The Submarine in War and Peace|Simon Lake
Did you see the Monitor last night and that facsimile they gave away with it?In the Mayor's Parlour|J. S. (Joseph Smith) Fletcher
But he is ridiculed for that belief by his teacher's monitor.
The wood-cut from which this picture was printed was fashioned by Randolph himself in The Monitor office.Ku Klux Klan|J. C. Lester
A short time later she sank beneath the waters of the Chesapeake, and is now remembered only as the antagonist of the "Monitor."Beacon Lights of History, Volume XIV|John Lord
British Dictionary definitions for monitor
- a senior pupil with various supervisory duties
- a pupil assisting a teacher in classroom organization, etc
- a loudspeaker used in a recording studio control room to determine quality or balance
- a loudspeaker used on stage to enable musicians to hear themselves