The Collaborative International Dictionary of English v.0.48:

Relic \Rel"ic\ (r?l"?k), n. [F. relique, from L. reliquiae, pl.,
   akin to relinquere to leave behind. See Relinquish.]
   [Formerly written also relique.]
   1. That which remains; that which is left after loss or
      decay; a remaining portion; a remnant. --Chaucer. Wyclif.
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            The relics of lost innocence.         --Kebe.
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            The fragments, scraps, the bits and greasy relics.
                                                  --Shak.
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   2. The body from which the soul has departed; a corpse;
      especially, the body, or some part of the body, of a
      deceased saint or martyr; -- usually in the plural when
      referring to the whole body.
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            There are very few treasuries of relics in Italy
            that have not a tooth or a bone of this saint.
                                                  --Addison.
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            Thy relics, Rowe, to this fair urn we trust,
            And sacred place by Dryden's awful dust. --Pope.
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   3. Hence, a memorial; anything preserved in remembrance; as,
      relics of youthful days or friendships.
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            The pearls were spilt;
            Some lost, some stolen, some as relics kept.
                                                  --Tennyson.
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WordNet (r) 3.0 (2006):

relic
    n 1: an antiquity that has survived from the distant past
    2: something of sentimental value [syn: keepsake, souvenir,
       token, relic]