Computer monitor, a screen that displays output from a computer.Monitor (synchronization), an approach to synchronize two or more computer tasks that use a shared resourceMachine code monitor, programming allowing users to view or change memory locations on a computerVirtual Machine Monitor, software which virtualizes a computer hardware platform, allowing multiple system images to run simultaneously.a small interactive bootstrap program or machine code debuggera mechanism used to synchronize concurrent processesResident monitor, an early primitive operating systeman execution profiler
Medical applications
Heart monitor, an electronic device that measures the heart rateOxygen monitor, an electronic device that measures the amount of oxygen in the bloodMedical monitor, automated medical device that senses and displays a patient's vital signs
Place names
Monitor, Indiana, town in the United StatesMonitor, Oregon, unincorporated community in the United StatesLoope, California, formerly Monitor
Media
Monitor (TV series), a BBC arts programme which aired from 1958 to 1965Monitor (NBC Radio), an NBC Radio program which aired from 1955 to 1975Monitor (Polish newspaper), an 18th-century Polish newspaperMonitor (magazine), a weekly newsmagazine published in Podgorica, MontenegroConcord Monitor, a daily newspaper in New Hampshire, USAMonitor (comics), a DC comics characterMonitor (TV magazine), a German weekly TV news magazineInternet Monitor, or Monitor.hr, a Croatian web portal"Monitor" a work by English video artist Stephen Partridge made in 1975
Audio and music production
Studio monitors, loudspeakers designed specifically for audio production and engineeringStage monitors or foldback (sound engineering), loudspeakers for performers on stageIn-ear monitors, earpieces for performers on stage or in a studio
Other meanings
Monitor Group, a management consulting firmMonitor (warship), a heavily armed warship design preceding the battleshipUSS Monitor, a monitor of the United States NavyMonitor (architecture), a subsidiary roof structureWater jet used in hydraulic miningFire monitor, a water jet used for firefightingMonitor (NHS), a United Kingdom government agency also known as the Independent Regulator for NHS Foundation TrustsMonitor lizard, any lizard of the family VaranidaeHall monitor, a student who supervises the corridors of a school