The Collaborative International Dictionary of English v.0.48:

Enchant \En*chant"\, v. t. [imp. & p. p. Enchanted; p. pr. &
   vb. n. Enchanting.] [F. enchanter, L. incantare to chant or
   utter a magic formula over or against one, to bewitch; in in,
   against + cantare to sing. See Chant, and cf.
   Incantation.]
   1. To charm by sorcery; to act on by enchantment; to get
      control of by magical words and rites.
      [1913 Webster]

            And now about the caldron sing,
            Like elves and fairies in a ring,
            Enchanting all that you put in.       --Shak.
      [1913 Webster]

            He is enchanted, cannot speak.        --Tennyson.
      [1913 Webster]

   2. To delight in a high degree; to charm; to enrapture; as,
      music enchants the ear.
      [1913 Webster]

            Arcadia was the charmed circle where all his spirits
            forever should be enchanted.          --Sir P.
                                                  Sidney.

   Syn: To charm; bewitch; fascinate. Cf. Charm.
        [1913 Webster]

WordNet (r) 3.0 (2006):

enchant
    v 1: hold spellbound [syn: enchant, enrapture, transport,
         enthrall, ravish, enthral, delight] [ant:
         disenchant, disillusion]
    2: attract; cause to be enamored; "She captured all the men's
       hearts" [syn: capture, enamour, trance, catch,
       becharm, enamor, captivate, beguile, charm,
       fascinate, bewitch, entrance, enchant]
    3: cast a spell over someone or something; put a hex on someone
       or something [syn: hex, bewitch, glamour, witch,
       enchant, jinx]

Moby Thesaurus II by Grady Ward, 1.0:

75 Moby Thesaurus words for "enchant":
   absorb, absorb the attention, allure, arrest, attract, becharm,
   beguile, bewitch, captivate, carry away, cast a spell, catch,
   charm, delectate, delight, draw, engage, engage the attention,
   engage the mind, engage the thoughts, engross, engross the mind,
   engross the thoughts, enrapture, enravish, ensorcel, ensorcell,
   enthrall, entrance, exercise, fascinate, freak out, glamour, grab,
   grip, hex, hold, hold spellbound, hold the interest, hoodoo,
   hypnotize, immerse, imparadise, infatuate, intrigue, involve,
   involve the interest, knock dead, knock out, magic, magnetize,
   mesmerize, monopolize, obsess, occupy, occupy the attention,
   please, preoccupy, ravish, send, slay, spell, spellbind, take,
   take up, thrill, tickle, tickle pink, titillate, transport, vamp,
   voodoo, wile, witch, wow