input area or input block noun (computing)

An area of memory reserved for data input from a backing store or peripheral

input device noun (computing)

A piece of equipment used to transfer data into memory, eg a keyboard, light pen, etc

inˈput/outˈput adjective

Relating to the passage of data into or out of a computer

input-output analysis noun (economics)

A method of studying an economy as a whole by analysing the relationship between the input and output of each industry

input program or input routine noun (computing)

Part of a program that controls transfer of data to an input area