from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Having many mountains.
  • adj. Resembling a mountain in size; huge: mountainous waves.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having many mountains; rough (terrain); rocky.
  • adj. Resembling a mountain, especially in size.
  • adj. Very difficult.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Full of, or containing, mountains.
  • adj. Inhabiting mountains.
  • adj. Large as, or resembling, a mountain; huge; of great bulk.

from The Century Dictionary and Cyclopedia

  • Abounding in mountains: as, the mountainous country of the Swiss.
  • Large as a mountain; huge; towering.
  • Inhabiting mountains; barbarous.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. like a mountain in size and impressiveness
  • adj. having hills and crags
  • adj. containing many mountains


Sorry, no etymologies found.



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