The Collaborative International Dictionary of English v.0.48:

Rest \Rest\ (r[e^]st), v. i. [imp. & p. p. Rested; p. pr. &
   vb. n. Resting.] [AS. restan. See Rest, n.]
   1. To cease from action or motion, especially from action
      which has caused weariness; to desist from labor or
      exertion.
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            God . . . rested on the seventh day from all his
            work which he had made.               --Gen. ii. 2.
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            Six days thou shalt do thy work, and on the seventh
            day thou shalt rest.                  --Ex. xxiii.
                                                  12.
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   2. To be free from whanever wearies or disturbs; to be quiet
      or still.
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            There rest, if any rest can harbor there. --Milton.
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   3. To lie; to repose; to recline; to lan; as, to rest on a
      couch.
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   4. To stand firm; to be fixed; to be supported; as, a column
      rests on its pedestal.
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   5. To sleep; to slumber; hence, poetically, to be dead.
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            Fancy . . . then retries
            Into her private cell when Nature rests. --Milton.
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   6. To lean in confidence; to trust; to rely; to repose
      without anxiety; as, to rest on a man's promise.
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            On him I rested, after long debate,
            And not without considering, fixed ?? fate.
                                                  --Dryden.
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   7. To be satisfied; to acquiesce.
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            To rest in Heaven's determination.    --Addison.
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   To rest with, to be in the power of; to depend upon; as, it
      rests with him to decide.
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WordNet (r) 3.0 (2006):

rested
    adj 1: not tired; refreshed as by sleeping or relaxing; "came
           back rested from her vacation" [ant: tired]