1 : the process of recognizing something or someone by remembering; "a politician whose recall of names was as remarkable as his recognition of faces"; "experimental psychologists measure the elapsed time from the onset of the stimulus to its recognition by the observer"
2 : the process of recognizing something or someone by remembering; "a politician whose recall of names was as remarkable as his recognition of faces"; "experimental psychologists measure the elapsed time from the onset of the stimulus to its recognition by the observer"
3 : the act of designating or identifying something