instruction execution - (computer science) the process of carrying out an instruction by a computercomputer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures data processing - (computer science) a series of operations on data by a computer in order to retrieve or transform or classify information process - a sustained phenomenon or one marked by gradual changes through a series of states; "events now in process"; "the process of calcification begins later for boys than for girls" |