mountainous

from WordNet (r) 3.0 (2006)
mountainous
    adj 1: having hills and crags; "hilly terrain" [syn: {cragged},
           {craggy}, {hilly}, {mountainous}]
    2: like a mountain in size and impressiveness; "mountainous
       waves"; "a mountainous dark man"
    3: containing many mountains
    
from The Collaborative International Dictionary of English v.0.48
Mountainous \Moun"tain*ous\, a. [F. montagneux, L. montaniosus.]
   1. Full of, or containing, mountains; as, the mountainous
      country of the Swiss.
      [1913 Webster]

   2. Inhabiting mountains. [Obs.] --Bacon.
      [1913 Webster]

   3. Large as, or resembling, a mountain; huge; of great bulk;
      as, a mountainous heap. --Prior.
      [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
66 Moby Thesaurus words for "mountainous":
      Atlantean, Brobdingnagian, Cyclopean, Gargantuan, Herculean,
      Homeric, abysmal, alpen, alpestrine, alpigene, alpine,
      amplitudinous, astronomic, astronomical, awesome, boundless, bulky,
      colossal, cosmic, craggy, elephantine, enormous, epic, extensive,
      formidable, galactic, giant, giantlike, gigantic, heroic, high,
      hilly, huge, immeasurable, immense, infinite, jumbo, king-size,
      knobby, large, mammoth, massive, massy, mighty, monster, monstrous,
      monticuline, monumental, mountained, outsize, overgrown,
      prodigious, profound, rolling, sizable, spacious, staggering,
      steep, stupendous, subalpine, titanic, towering, tremendous, vast,
      voluminous, weighty

    

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