voluminous

voluminous
    adj 1: large in volume or bulk; "a voluminous skirt"
    2: marked by repeated turns and bends; "a tortuous road up the
       mountain"; "winding roads are full of surprises"; "had to
       steer the car down a twisty track" [syn: {tortuous},
       {twisting}, {twisty}, {winding}, {voluminous}]
    3: large in number or quantity (especially of discourse); "she
       took copious notes"; "a subject of voluminous legislation"
       [syn: {copious}, {voluminous}]
    

Voluminous \Vo*lu"mi*nous\, a. [L. voluminosus: cf. F.
   volumineux.]
   Of or pertaining to volume or volumes. Specifically: 
   [1913 Webster]
   (a) Consisting of many folds, coils, or convolutions.
       [1913 Webster]

             But ended foul in many a scaly fold,
             Voluminous and vast.                 --Milton.
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             Over which dusky draperies are hanging, and
             voluminous curtains have long since fallen. --De
                                                  Quincey.
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   (b) Of great volume, or bulk; large. --B. Jonson.
       [1913 Webster]
   (c) Consisting of many volumes or books; as, the collections
       of Muratori are voluminous.
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   (d) Having written much, or produced many volumes; copious;
       diffuse; as, a voluminous writer.
       [1913 Webster] -- {Vo*lu"mi*nous*ly}, adv. --
       {Vo*lu"mi*nous*ness}, n.
       [1913 Webster]
    

67 Moby Thesaurus words for "voluminous":
      Gargantuan, ample, amplitudinous, astronomical, awesome, big,
      billowing, boundless, broad, bulky, capacious, cavernous, colossal,
      commodious, comprehensive, copious, cosmic, deep, enormous,
      expansive, extended, extending, extensive, far-reaching, galactic,
      generous, gigantic, great, huge, immeasurable, immense, infinite,
      king-size, large, legion, loose, mammoth, massive, massy, monster,
      monstrous, monumental, mountainous, multifarious, multitudinal,
      multitudinous, numerous, outsize, overgrown, oversized, populous,
      prodigious, roomy, several, sizable, spacious, spreading,
      stupendous, substantial, sundry, titanic, tremendous, various,
      vast, weighty, wide, widespread