- One that admonishes, cautions, or reminds, especially with respect to matters of conduct.
- A pupil who assists a teacher in routine duties.
- A usually electronic device used to record, regulate, or control a process or system.
- A receiver, such as a screen or speaker, that is used to check the quality or content of an electronic transmission: followed the broadcast on the television monitor.
- Computer Science. A device that accepts video signals from a computer and displays information on a screen; a video display.
- Computer Science. A program that observes, supervises, or controls the activities of other programs.
- An articulated device holding a rotating nozzle with which a jet of water is regulated, used in mining and firefighting.
- A heavily ironclad warship of the 19th century with a low, flat deck and one or more gun turrets.
- A modern warship designed for coastal bombardment.
- Biology. Any of various tropical carnivorous lizards of the family Varanidae, living in the East Indies, southern Asia, Africa, Australia, and New Guinea and ranging in length from several centimeters to 3 meters (10 feet).
v., -tored, -tor·ing, -tors. v.tr.
- To check the quality or content of (an electronic audio or visual signal) by means of a receiver.
- To check by means of an electronic receiver for significant content, such as military, political, or illegal activity: monitor a suspected criminal's phone conversations.
- To keep track of systematically with a view to collecting information: monitor the bear population of a national park; monitored the political views of the people.
- To test or sample, especially on a regular or ongoing basis: monitored the city's drinking water for impurities.
- To keep close watch over; supervise: monitor an examination.
- To direct.
To act as a monitor.
[Latin, from monēre, to warn.]
monitorship mon'i·tor·ship' n.




