mountainous

[ moun-tn-uhs ]
See synonyms for mountainous on Thesaurus.com
adjective
  1. abounding in mountains: a mountainous wilderness.

  2. of the nature of a mountain.

  1. resembling a mountain or mountains, as being very large and high: mountainous waves.

Origin of mountainous

1
First recorded in 1400–50, mountainous is from the late Middle English word mounteynous.See mountain, -ous

Other words from mountainous

  • moun·tain·ous·ly, adverb
  • moun·tain·ous·ness, noun
  • non·moun·tain·ous, adjective
  • non·moun·tain·ous·ly, adverb
  • sem·i·moun·tain·ous, adjective
  • sem·i·moun·tain·ous·ly, adverb
  • un·moun·tain·ous, adjective

Words Nearby mountainous

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use mountainous in a sentence

British Dictionary definitions for mountainous

mountainous

/ (ˈmaʊntɪnəs) /


adjective
  1. of or relating to mountains: a mountainous region

  2. like a mountain, esp in size or impressiveness

Derived forms of mountainous

  • mountainously, adverb
  • mountainousness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012