snow line

noun

: the lower margin of a perennial snowfield

Examples of snow line in a Sentence

climbing above the snow line
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But extreme warmth across the West this winter has meant more precipitation falling as rain, not snow — a symptom of global warming, which in recent years has been pushing average snow lines higher in the mountains and changing the timing of runoff. Ian James, Los Angeles Times, 28 Feb. 2026 A lot of uncertainty remains in the forecast as temperatures waffle across the area, causing the rain/snow line to continue to shift, the weather service said. Kansas City Star, 27 Feb. 2026 The snow line dropped significantly since Monday, allowing for fresh snow to cover some of the lower foothills communities like Grass Valley. Kayla Moeller, CBS News, 17 Feb. 2026 At the same time, the snow line – the elevation where precipitation shifts from snow to rain – is moving upslope. Agnes MacY, The Conversation, 5 Feb. 2026 See All Example Sentences for snow line

Word History

First Known Use

circa 1835, in the meaning defined above

Time Traveler
The first known use of snow line was circa 1835

Browse Nearby Words

Cite this Entry

“Snow line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/snow%20line. Accessed 5 Mar. 2026.

Kids Definition

snow line

noun
: the lower edge of an area of permanent snow (as a mountain peak)

More from Merriam-Webster on snow line

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