adjective
-
of or relating to mountains
a mountainous region
-
like a mountain, esp in size or impressiveness
Other Word Forms
- mountainously adverb
- mountainousness noun
- nonmountainous adjective
- nonmountainously adverb
- semimountainous adjective
- semimountainously adverb
- unmountainous adjective
Etymology
Origin of mountainous
First recorded in 1400–50, mountainous is from the late Middle English word mounteynous. See mountain, -ous
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In mountainous areas, such as Big Bear, several rattlesnakes will live together in dens.
From Los Angeles Times
The Gulf of Mexico is home to at least 19 other threatened and endangered species including various types of turtles, the giant manta ray and mountainous star coral.
From BBC
Locomotives need to be able to haul freight across mountainous and desert regions, in various weather conditions and temperatures.
Not only is the strait narrow and shallow, the coastline is also mountainous.
From BBC
DR said a follow up deployment included elite Danish soldiers and a French contingent trained for warfare in cold, mountainous areas.
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
