The Collaborative International Dictionary of English v.0.48:

Remit \Re*mit"\ (r?-m?t"), v. t. [imp. & p. p. Remitted; p.
   pr. & vb. n. Remitting.] [L. remittere, remissum, to send
   back, to slacken, relax; pref. re- re- + mittere to send. See
   Mission, and cf. Remise, Remiss.]
   1. To send back; to give up; to surrender; to resign.
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            In the case the law remits him to his ancient and
            more certain right.                   --Blackstone.
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            In grevious and inhuman crimes, offenders should be
            remitted to their prince.             --Hayward.
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            The prisoner was remitted to the guard. --Dryden.
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   2. To restore. [Obs.]
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            The archbishop was . . . remitted to his liberty.
                                                  --Hayward.
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   3. (Com.) To transmit or send, esp. to a distance, as money
      in payment of a demand, account, draft, etc.; as, he
      remitted the amount by mail.
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   4. To send off or away; hence:
      (a) To refer or direct (one) for information, guidance,
          help, etc. "Remitting them . . . to the works of
          Galen." --Sir T. Elyot.
      (b) To submit, refer, or leave (something) for judgment or
          decision. "Whether the counsel be good I remit it to
          the wise readers." --Sir T. Elyot.
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   5. To relax in intensity; to make less violent; to abate.
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            So willingly doth God remit his ire.  --Milton.
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   6. To forgive; to pardon; to remove.
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            Whose soever sins ye remit, they are remitted unto
            them.                                 --John xx. 23.
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   7. To refrain from exacting or enforcing; as, to remit the
      performance of an obligation. "The sovereign was
      undoubtedly competent to remit penalties." --Macaulay.
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   Syn: To relax; release; abate; relinguish; forgive; pardon;
        absolve.
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The Collaborative International Dictionary of English v.0.48:

Remit \Re*mit"\, v. i.
   1. To abate in force or in violence; to grow less intense; to
      become moderated; to abate; to relax; as, a fever remits;
      the severity of the weather remits.
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   2. To send money, as in payment. --Addison.
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WordNet (r) 3.0 (2006):

remit
    n 1: the topic that a person, committee, or piece of research is
         expected to deal with or has authority to deal with; "they
         set up a group with a remit to suggest ways for
         strengthening family life"
    2: (law) the act of remitting (especially the referral of a law
       case to another court) [syn: remission, remitment,
       remit]
    v 1: send (money) in payment; "remit $25"
    2: hold back to a later time; "let's postpone the exam" [syn:
       postpone, prorogue, hold over, put over, table,
       shelve, set back, defer, remit, put off]
    3: release from (claims, debts, or taxes); "The taxes were
       remitted"
    4: refer (a matter or legal case) to another committee or
       authority or court for decision [syn: remit, remand,
       send back]
    5: forgive; "God will remit their sins"
    6: make slack as by lessening tension or firmness [syn:
       slacken, remit]
    7: diminish or abate; "The pain finally remitted"

Moby Thesaurus II by Grady Ward, 1.0:

167 Moby Thesaurus words for "remit":
   abate, absolve, acquit, address, air-express, airfreight, airmail,
   alleviate, amnesty, assign, assuage, attenuate, bate,
   be conservative, be moderate, be pacifistic, bring back, clear,
   commend, commit, commit to prison, compensate, condone, confide,
   consign, decontaminate, decrease, delay, delegate, destigmatize,
   dilute, diminish, discharge, dismiss, dispatch, dispense from,
   dispense with, drop a letter, dwindle, ease, ease off, ease up,
   ebb, embark, enfeoff, entrust, except, exculpate, excuse, exempt,
   exempt from, exonerate, expedite, export, express, extenuate,
   extradite, fall off, fee, forgive, forward, free, freight,
   give absolution, give back, give dispensation from, give in charge,
   give in trust, grant amnesty to, grant forgiveness, grant immunity,
   grant remission, guerdon, hold off, hold up, indemnify, infeudate,
   institutionalize, intermit, justify, keep the peace,
   keep within bounds, keep within compass, lessen, let down, let go,
   let off, let up, liquidate, live temperately, loose, loosen, mail,
   mitigate, nonpros, not make waves, not resist, pardon, pay,
   pay by installments, pay on, post, postpone, practice nonviolence,
   practice self-control, prepay, prorogue, purge, put back, put off,
   quash the charge, recommit, recompense, reduce, relax, release,
   relegate, relent, remand, remise, remunerate, render, repatriate,
   restore, return, reward, route, salary, satisfy,
   save the necessity, send, send away, send back, send forth,
   send off, send to jail, send up, set free, settle, settle down,
   shelve, ship, shrive, slack, slack off, slack up, slacken, slake,
   sober down, spare, stay, strike a balance, subside, take back,
   take in sail, tender, transmit, trust, unbend, unbrace, unstrain,
   unstring, vindicate, water down, weaken, whitewash,
   withdraw the charge