I. transitive verb
1. : to bring to mind or recollection : recall , evoke
the music calls up other times and emotions
2. : to summon before an authority or tribunal
called up by the investigating committee
3. : to summon together or collect (as for a united effort)
call up all his forces for the attack
4. : to summon for active military duty : draft
5. : to bring forward for consideration or action
call up a bill for senate approval
II. transitive verb
: to retrieve from the memory of a computer especially for display and user interaction