mountain time

noun, often capitalized M

Definition of mountain time 

: the time of the seventh time zone west of Greenwich that includes the Rocky Mountain states of the U.S. — see time zone illustration

Examples of mountain time in a Sentence

Recent Examples on the Web

Thomas has said that his race with Froome will be more like a mountain time trial, a steadier, more measured effort, but no one knows precisely how the race could develop for the leaders. Joshua Robinson, WSJ, "The Stage that Could Decide the Tour de France Is Also Its Shortest," 24 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mountain time.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of mountain time

1883, in the meaning defined above

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Last Updated

16 Nov 2018

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The first known use of mountain time was in 1883

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