The Collaborative International Dictionary of English v.0.48:

Administer \Ad*min"is*ter\, v. t. [imp. & p. p. Administered;
   p. pr. & vb. n. Administering.] [OE. aministren, OF.
   aministrer, F. administer, fr. L. administrare; ad +
   ministrare to serve. See Minister.]
   1. To manage or conduct, as public affairs; to direct or
      superintend the execution, application, or conduct of; as,
      to administer the government or the state.
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            For forms of government let fools contest:
            Whate'er is best administered is best. --Pope.
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   2. To dispense; to serve out; to supply; execute; as, to
      administer relief, to administer the sacrament.
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            [Let zephyrs] administer their tepid, genial airs.
                                                  --Philips.
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            Justice was administered with an exactness and
            purity not before known.              --Macaulay.
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   3. To apply, as medicine or a remedy; to give, as a dose or
      something beneficial or suitable. Extended to a blow, a
      reproof, etc.
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            A noxious drug had been administered to him.
                                                  --Macaulay.
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   4. To tender, as an oath.
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            Swear . . . to keep the oath that we administer.
                                                  --Shak.
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   5. (Law) To settle, as the estate of one who dies without a
      will, or whose will fails of an executor.
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   Syn: To manage; conduct; minister; supply; dispense; give
        out; distribute; furnish.
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The Collaborative International Dictionary of English v.0.48:

Administer \Ad*min"is*ter\, v. i.
   1. To contribute; to bring aid or supplies; to conduce; to
      minister.
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            A fountain . . . administers to the pleasure as well
            as the plenty of the place.           --Spectator.
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   2. (Law) To perform the office of administrator; to act
      officially; as, A administers upon the estate of B.
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The Collaborative International Dictionary of English v.0.48:

Administer \Ad*min"is*ter\, n.
   Administrator. [Obs.] --Bacon.
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WordNet (r) 3.0 (2006):

administer
    v 1: work in an administrative capacity; supervise or be in
         charge of; "administer a program"; "she administers the
         funds" [syn: administer, administrate]
    2: perform (a church sacrament) ritually; "administer the last
       unction"
    3: administer or bestow, as in small portions; "administer
       critical remarks to everyone present"; "dole out some money";
       "shell out pocket money for the children"; "deal a blow to
       someone"; "the machine dispenses soft drinks" [syn:
       distribute, administer, mete out, deal, parcel out,
       lot, dispense, shell out, deal out, dish out,
       allot, dole out]
    4: give or apply (medications) [syn: administer, dispense]
    5: direct the taking of; "administer an exam"; "administer an
       oath"

Moby Thesaurus II by Grady Ward, 1.0:

131 Moby Thesaurus words for "administer":
   abide by, accord, adhere to, administer justice, administrate,
   afford, allocate, allot, allow, apply, apportion, assign, award,
   be master, bestow, bestow on, captain, carry on, carry out,
   carry through, chair, chairman, command, communicate, complete,
   conduct, confer, consign, control, deal, deal out, deliver, direct,
   disburse, discharge, discipline, dish out, dispense, disperse,
   dispose, distribute, dole, dole out, donate, dose, dose with,
   effect, effectuate, enforce, enforce upon, execute, extend,
   fill out, force, force upon, fork out, fulfill, furnish, gift,
   gift with, give, give freely, give out, govern, grant, hand out,
   head, heap, help to, honor, impart, implement, inflict, issue,
   judge, lavish, lay on, lead, let have, make, make out, manage,
   measure out, mete, mete out, mete out to, observe,
   occupy the chair, offer, officer, officiate, oversee, parcel out,
   pass around, pay out, portion out, pour, prescribe for, present,
   preside, preside over, proffer, promulgate, prosecute,
   put in force, put on, put through, put upon, rain, ration,
   regulate, render, run, serve, share out, shell out, shower,
   sit in judgment, slip, snow, spoon out, stand over, strike,
   superintend, supervise, supply, tender, transact, vouchsafe,
   wield authority, yield