red snow


: snow colored by various airborne dusts or by a growth of algae (as of the genus Chlamydomonas) that contain red pigment and live in the upper layer of snow
also : an alga causing red snow

Examples of red snow in a Sentence

Recent Examples on the Web Meanwhile, Consuelos endured the cold in a red snow jacket and ski pants. Charna Flam, Peoplemag, 13 Feb. 2024 In the Arctic, the pigmented snow algae can decrease the snow albedo by 13% in just one snow season, according to a study published in Nature in 2016 that looked at 40 red snow sites in 16 areas. Caitlin O'Kane, CBS News, 26 June 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'red snow.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1678, in the meaning defined above

Time Traveler
The first known use of red snow was in 1678

Dictionary Entries Near red snow

Cite this Entry

“Red snow.” Dictionary, Merriam-Webster, Accessed 15 Apr. 2024.

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