in·put / ˈinˌpoŏt/ • n. 1. what is put in, taken in, or operated on by any process or system: perceptions and sensory input. ∎  a contribution of work, information, or material: there is little input from other professional members of the team. ∎  energy supplied to a device or system; an electrical signal: the input is a low-frequency signal. ∎  the action or process of putting or feeding something in: the input of data to the system. ∎  the information fed into a computer or computer program: pen-based computers take input from a stylus.2. Electr. a place where, or a device through which, energy or information enters a system: the signal being fed through the main input.• v. (-put·ting; past and past part. -put or -put·ted) [tr.] put (data) into a computer.DERIVATIVES: in·put·ter / -ˌpoŏtər/ n.

input
1. The process of entering data into a processing system or a peripheral device, or the data that is entered.

2. A signal that is applied to an electrical circuit, such as a logic circuit.

3. To enter data or apply a signal.

INPUT (INduced PUlsed Transient) An airborne electromagnetic surveying system that comprises a large coil transmitter looped around the aircraft beneath the nose and tail and around each wing-tip. A bird is trailed behind the aircraft to detect the decaying secondary field at times when the primary field is between source pulses.