The Collaborative International Dictionary of English v.0.48:

Graceful \Grace"ful\, a.
   Displaying grace or beauty in form or action; elegant; easy;
   agreeable in appearance; as, a graceful walk, deportment,
   speaker, air, act, speech.
   [1913 Webster]

         High o'er the rest in arms the graceful Turnus rode.
                                                  --Dryden.
   -- Grace"ful*ly, adv. Grace"ful*ness, n.
   [1913 Webster]

WordNet (r) 3.0 (2006):

graceful
    adj 1: characterized by beauty of movement, style, form, or
           execution [ant: awkward]
    2: suggesting taste, ease, and wealth [syn: elegant,
       graceful, refined]

Moby Thesaurus II by Grady Ward, 1.0:

147 Moby Thesaurus words for "graceful":
   Attic, Ciceronian, Daedalian, accommodating, adept, adroit,
   aesthetic, aesthetically appealing, affable, agile, agreeable, apt,
   artistic, attentive, attractive, authoritative, beauteous,
   beautiful, bravura, brilliant, chaste, civil, civilized, classic,
   clean, clear, clever, complaisant, considerate, coordinated,
   courteous, courtly, crack, crackerjack, cultivated, cultured,
   cunning, cute, daedal, dainty, deferential, deft, delicate,
   dexterous, dextrous, diplomatic, direct, discriminating, easy,
   elegant, endowed with beauty, excellent, expert, exquisite,
   eye-filling, facile, fair, fancy, fastidious, featly, fine,
   finished, fleet, flowerlike, flowing, fluent, fluid, good, goodish,
   gracile, gracious, handsome, handy, heavy, ingenious, light,
   light-footed, limpid, lissome, lithe, lovely, lucid, magisterial,
   mannerly, masterful, masterly, natural, neat, neat-fingered,
   neat-handed, nice, nimble, nimble-footed, no mean, obliging, peart,
   pellucid, perspicuous, plain, pleasing, polished, polite, politic,
   pretty, professional, proficient, pulchritudinous, pure, quick,
   quite some, ready, refined, resourceful, respectful, restrained,
   round, simple, skillful, slick, smooth, solicitous, some,
   sophisticated, sprightly, spry, statesmanlike, straightforward,
   stylish, suave, subtle, supple, sure-footed, tactful, tasteful,
   terse, the compleat, the complete, thoughtful, trim, tripping,
   unaffected, unlabored, urbane, virtuoso, well-done, well-mannered,
   workmanlike