The Collaborative International Dictionary of English v.0.48:

Return \Re*turn"\, v. i. [imp. & p. p. Returned; p. pr. & vb.
   n. Returning.] [OE. returnen, retournen, F. retourner;
   pref. re- re- + tourner to turn. See Turn.]
   1. To turn back; to go or come again to the same place or
      condition. "Return to your father's house." --Chaucer.
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            On their embattled ranks the waves return. --Milton.
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            If they returned out of bondage, it must be into a
            state of freedom.                     --Locke.
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            Dust thou art, and unto dust shalt thou return.
                                                  --Gen. iii.
                                                  19.
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   2. To come back, or begin again, after an interval, regular
      or irregular; to appear again.
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            With the year
            Seasons return; but not me returns
            Day or the sweet approach of even or morn. --Milton.
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   3. To speak in answer; to reply; to respond.
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            He said, and thus the queen of heaven returned.
                                                  --Pope.
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   4. To revert; to pass back into possession.
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            And Jeroboam said in his heart, Now shall the
            kingdom return to the house of David. --1Kings xii.
                                                  26.
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   5. To go back in thought, narration, or argument. "But to
      return to my story." --Fielding.
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WordNet (r) 3.0 (2006):

returning
    adj 1: tending to return to an earlier state [syn: returning,
           reverting]
    2: tending to be turned back [syn: returning(a), reversive]