(ˈ)rē+ verb
Etymology: re- + activate
transitive verb
: to activate again : cause to be again active or more active : restore to a state of activity or greater activity : make again operational and effective : revive , revivify : as
a.
(1) : to restore (as a military unit) to an active state (as from a state of disorganization or deactivation)
(2) : to cause (as an industrial plant, a society, a program, a commission) to function again after a suspension of activity
reactivated the factory as soon as the strike was over
b. : to cause (as a repressed complex) to reappear in consciousness or behavior
persecution feelings reactivated by new social failures
c. : to cause (a quiescent disease) to become active again in an individual
tuberculosis that was reactivated by fatigue
d. : to restore complement to (an inactivated serum) by addition of fresh normal serum
e. : to restore ability of (an electron tube) to emit electrons copiously from a cathode
f. : to make (as a catalyst or an adsorbent) active again
intransitive verb
: to become active again