- 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)
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Origin of monitor
OTHER WORDS FROM monitormon·i·tor·ship, nounself-mon·i·tor·ing, adjectiveun·mon·i·tored, adjective
Example sentences from the Web for monitor
A guard is manning the door, which is always kept ajar so she can be monitored.
For its part, the East German government spied on him and monitored his scripts.
Ministry of Health protocols called for Sawyer to be to be monitored daily for 21 days.
The progress of the caravan of SUVs and buses ferrying the embassy staff out to Tunisia was monitored in real-time in Washington.U.S. Diplomats and Marines Close Embassy and Flee Libya Fighting|Jamie Dettmer|July 27, 2014|DAILY BEAST
Gaza, the strip of land where Hamas has been the sovereign since 2007, is one of the most monitored places on Earth.
Very, very carefully, he monitored all the wave-lengths and wave-forms he could discover in use on Weald.Pariah Planet|Murray Leinster
We'll use transmitter buoys, monitored by an alarm system at base headquarters on Fearing.Tom Swift and the Electronic Hydrolung|Victor Appleton
On each subsequent tracking flight, the wolf's frequency was also monitored with no success.
Ordinarily communications were not monitored but if this one had been there could certainly be a slander complaint.Cerebrum|Albert Teichner
Prochaska monitored the channel during the workday to cover possible urgent messages.First on the Moon|Jeff Sutton
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