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Definitions

mountainous

[moun-tn-uhs] / ˈmaʊn tn əs /


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.

Drones struggle to count items that are covered or hiding, such as cattle in mountainous terrains, and are largely ineffective indoors.

From The Wall Street Journal • Apr. 7, 2026

But as he went deeper into hiding in the mountainous terrain, communication went in and out as U.S. officials sought to keep track of his location.

From The Wall Street Journal • Apr. 5, 2026

Following this, both the US and Iran scrambled to locate the missing crew member in a mountainous region of southwestern Iran.

From BBC • Apr. 5, 2026

That had sparked a race over the weekend in mountainous terrain, with images posted on social media of US aircraft and helicopters flying low over Iran as part of search-and-rescue operations.

From Barron's • Apr. 5, 2026

The Cumberland Plateau is a wild and mountainous region of flat-topped ridges, mountain walls five hundred to a thousand feet high, and narrow valleys, some wide enough only for a one-lane road and a creek.

From "Outliers" by Malcolm Gladwell