Source : Webster's Revised Unabridged Dictionary (1913)

Administrate \Ad*min"is*trate\, v. t. [L. administratus, p. p.
   of administrare.]
   To administer. [R.] --Milman.

Source : WordNet®

administrate
     v : work in an administrative capacity; supervise; "administer a
         program" [syn: {administer}]