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Definition of coast mountains
coast mountains
Plural:coast mountains
• noun
1
North American A major mountain range in the Pacific Coast Ranges system of western North America, extending continuously from southwestern Yukon through the Alaska Panhandle and along the western coast of British Columbia, Canada.
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Coast mountains. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/coast%20mountains