signal going into an electronic system
"The technician adjusted the audio input on the mixer to eliminate the static noise from the microphone cable."
any stimulating information or event; acts to arouse action
"The sudden noise served as input that finally triggered his instinctive reflex to jump back."
a component of production; something that goes into the production of output
"The factory manager noted that high-quality raw materials are essential input for their efficient production line."
The act or process of putting in; infusion.
"The team poured a fresh input of enthusiasm into the project after weeks of stagnation."
In plain English: An input is something you put into a machine or system so it can process it.
"The computer requires a text input to start the program."
Usage: Use "input" to refer to data, opinions, or contributions provided to a system or person, rather than the physical act of placing something inside. It functions as a countable noun, so you would say "three inputs" instead of using it with a verb like "put in."
enter (data or a program) into a computer
"Make sure to input your password correctly before you can access your account."
To put in; put on.
"He had to input his shoes quickly before running out the door."
In plain English: To input something means to put data into a computer system for it to process.
"Please input your password to log in."
Usage: As a verb, input means to enter data into a computer system or device. It is most commonly used when describing the action of typing information or feeding signals into software for processing.
The word input comes from Middle English, where it originally meant to place something inside or into a container. It entered modern usage as a noun describing information or data fed into a system, evolving directly from the verb form that combined "in" and "put.