The Collaborative International Dictionary of English v.0.48:

Amulet \Am"u*let\, n. [L. amuletum: cf. F. amulette.]
   An ornament, gem, or scroll, or a package containing a relic,
   etc., worn as a charm or preservative against evils or
   mischief, such as diseases and witchcraft, and generally
   inscribed with mystic forms or characters.

   Note: [Also used figuratively.]
         [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

27 Moby Thesaurus words for "amulet":
   charm, fetish, fylfot, gammadion, good-luck charm, hoodoo, juju,
   love charm, luck, lucky bean, lucky piece, madstone, mascot,
   mumbo jumbo, obeah, periapt, philter, phylactery, scarab,
   scarabaeus, scarabee, sudarium, swastika, talisman, veronica,
   voodoo, whammy