To supervise a program, and check that it is operating correctly during its execution, usually by means of a diagnostic routine.

See <<video monitor>>

1. An instrument used to measure continuously or at intervals a condition that must be kept within prescribed limits, such as radioactivity at some point in a nuclear reactor, a variable quantity in an automatic process control system, the transmissions in a communication channel or bank, or the position of an aircraft in flight.

2. To use meters or special techniques to measure such a condition.

3. A person who watches a monitor.

See <<hydraulic monitor>>

Any of 27 carnivorous, voracious species of the reptilian family Varanidae characterized by a long, slender forked tongue and a dorsal covering of small, rounded scales containing pointed granules.