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mountainside

American  
[moun-tn-sahyd] / ˈmaʊn tnˌsaɪd /

noun

  1. the side or slope of a mountain.

Etymology

Origin of mountainside

1300–50; Middle English. See mountain, side 1

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.

The couple had arrived just hours earlier at the Mount Carmel Medical Center and were taken straight to the facility's underground shelter, carved into the mountainside.

From Barron's • Apr. 10, 2026

Italy-based Webuild said Wednesday that Neom canceled its contract to build a $5 billion dam, which was meant to make a mountainside lake and was in the midst of construction.

From The Wall Street Journal • Mar. 26, 2026

Eyewitnesses told Swiss media that strong winds were buffeting the mountainside when the crash happened.

From BBC • Mar. 18, 2026

The newly studied fossil deposit on Spitsbergen is so concentrated that it forms a visible bonebed eroding out of the mountainside.

From Science Daily • Dec. 30, 2025

I’m this close to flinging my arms out and running up a mountainside, Sound of Music-style.

From "Leah on the Offbeat" by Becky Albertalli

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.