[syn: Byzantine, convoluted, involved, knotty, tangled, tortuous]
The Collaborative International Dictionary of English v.0.48:
Convoluted \Con"vo*lu`ted\, a.
   1. Having convolutions.
      [1913 Webster]
            beaks recurved and convoluted like a ram's horn.
                                                  --Pennant.
      [1913 Webster]
   2. Folded in tortuous windings.
      [1913 Webster]
            A highly convoluted brain.            --North Amer.
                                                  Rev.
      [1913 Webster]
The Collaborative International Dictionary of English v.0.48:
coiled \coiled\ (koild), adj.
   curled or wound especially in concentric rings or spirals;
   as, a coiled snake ready to strike; the rope lay coiled on
   the deck. Opposite of uncoiled.
   Note: [Narrower terms: coiling, helical, spiral, spiraling,
         volute, voluted, whorled; convolute rolled
         longitudinally upon itself;curled, curled up;
         involute closely coiled so that the axis is
         obscured); looped, whorled; twined, twisted;
         convoluted; involute, rolled esp of petals or leaves
         in bud: having margins rolled inward); wound]
         [WordNet 1.5]
WordNet (r) 3.0 (2006):
convoluted
    adj 1: rolled longitudinally upon itself; "a convolute petal"
           [syn: convolute, convoluted]
    2: highly complex or intricate and occasionally devious; "the
       Byzantine tax structure"; "Byzantine methods for holding on
       to his chairmanship"; "convoluted legal language";
       "convoluted reasoning"; "the plot was too involved"; "a
       knotty problem"; "got his way by labyrinthine maneuvering";
       "Oh, what a tangled web we weave"- Sir Walter Scott;
       "tortuous legal procedures"; "tortuous negotiations lasting
       for months" [syn: Byzantine, convoluted, involved,
       knotty, tangled, tortuous]