Definition of read-in in English:

read-in

noun

Computing
  • The input or entry of data to a computer or storage device.

    • ‘He hands it over, chomping at the bit to get the tape read-in.’
    • ‘Also, copyright information is arranged in an area of a control data block placed in a read-in area of the DVD-Audio disc.’
    • ‘Experimental dependencies between the memory signal and input signals are presented both for read-in and read-out operating modes.’

Pronunciation:

read-in

/ˈrēd ˌin/