hoarfrost

noun

ˈhȯr-ˌfrȯst How to pronounce hoarfrost (audio)
Definition of hoarfrostnext
as in frost
a covering of tiny ice crystals on a cold surface the hoarfrost formed a delicate swirly pattern on the window

Synonyms & Similar Words

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Example Sentences

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.
Recent Examples of hoarfrost The cave walls shimmer with hoarfrost, delicate ice filaments that resemble an intricate frozen lacework. — Scott Travers, Forbes, 2 Mar. 2025 Nearby, hoarfrost shimmered on hemlock branches, a bear cub peered out from a hole in the snow, and a sudden, terrifying silence echoed in the ears of the man’s ski partners. — Caroline Van Hemert, Outside Online, 11 Aug. 2021 The hoarfrost in the subzero temperatures lifted a clean, white layer into the air that sparkled in the low sun. — Alli Harvey, Anchorage Daily News, 28 Dec. 2019
Recent Examples of Synonyms for hoarfrost
frost
Noun
  • The facility is using a frost-free hydrant for water supply which is not approved for potable water supply.
    — Arkansas Online, Arkansas Online, 2 Nov. 2026
  • Raise your mower deck higher in fall and don’t keep mowing once frost hits.
    — Lauren Landers, The Spruce, 29 Oct. 2026
Definition of frost

Browse Nearby Words

hoards
hoarfrost
hoariness
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Cite this Entry

“Hoarfrost.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hoarfrost. Accessed 13 Nov. 2026.

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More from Merriam-Webster on hoarfrost

Britannica.com: Encyclopedia article about hoarfrost

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