deactivate

Pronunciation:  US [diˈæktɪˌveɪt] UK [diːˈæktɪveɪt]
  • v.(Instruments, etc) stop working; (Chemistry) out activation (or reduced activation and passivation)
  • WebDeactivated; Make void; Go to activation
activate actuate crank (up) drive move propel run set off spark start touch off trigger turn on
kill shut off turn off