The Collaborative International Dictionary of English v.0.48:

Elaborate \E*lab"o*rate\, a. [L. elaboratus, p. p. of elaborare
   to work out; e out + laborare to labor, labor labor. See
   Labor.]
   Wrought with labor; finished with great care; studied;
   executed with exactness or painstaking; as, an elaborate
   discourse; an elaborate performance; elaborate research.
   [1913 Webster]

         Drawn to the life in each elaborate page. --Waller.

   Syn: Labored; complicated; studied; perfected; high-wrought.
        -- E*lab"o*rate*ly, adv. -- E*lab"o*rate*ness, n.
        [1913 Webster]

WordNet (r) 3.0 (2006):

elaborateness
    n 1: marked by elaborately complex detail [syn: elaborateness,
         elaboration, intricacy, involution]
    2: an ornate appearance; being elaborately (even excessively)
       decorated [syn: ornateness, elaborateness]

Moby Thesaurus II by Grady Ward, 1.0:

45 Moby Thesaurus words for "elaborateness":
   Babylonian splendor, arabesque, baroque, baroqueness, brilliance,
   chinoiserie, elegance, fanciness, fineness, flamboyance, floridity,
   floridness, floweriness, glory, gorgeousness, grandeur,
   grandiosity, grandness, imposingness, impressiveness, lavishness,
   luxuriance, luxuriousness, luxury, magnificence, majesty, moresque,
   nobility, ostentation, overelaborateness, overelegance,
   overornamentation, plushness, poshness, proudness, resplendence,
   richness, ritziness, rococo, splendidness, splendiferousness,
   splendor, state, stateliness, sumptuousness