The Collaborative International Dictionary of English v.0.48:

Replace \Re*place"\ (r?-pl?s"), v. t. [Pref. re- + place: cf. F.
   replacer.]
   1. To place again; to restore to a former place, position,
      condition, or the like.
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            The earl . . . was replaced in his government.
                                                  --Bacon.
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   2. To refund; to repay; to restore; as, to replace a sum of
      money borrowed.
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   3. To supply or substitute an equivalent for; as, to replace
      a lost document.
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            With Israel, religion replaced morality. --M.
                                                  Arnold.
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   4. To take the place of; to supply the want of; to fulfull
      the end or office of.
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            This duty of right intention does not replace or
            supersede the duty of consideration.  --Whewell.
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   5. To put in a new or different place.
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   Note: The propriety of the use of replace instead of
         displace, supersede, take the place of, as in the third
         and fourth definitions, is often disputed on account of
         etymological discrepancy; but the use has been
         sanctioned by the practice of careful writers.
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   Replaced crystal (Crystallog.), a crystal having one or
      more planes in the place of its edges or angles.
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