Hoarfrost

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Alternative form of hoar frost. alt-of, alternative, uncountable, usually

    "[…] It is moſt remarkable on the ſurface of ſnovv, vvhen covered vvith hoarfroſt, and on other bodies vvhere hoarfroſt moſt abounds. In ſuch caſes, I have often found the ſurface to be ſeven degrees colder than the air at the diſtance of tvvo feet; […]"

  2. 2
    ice crystals forming a white deposit (especially on objects outside) wordnet

Synonyms

All synonyms
frostfrosthoarrime

Example

More examples

"The hoarfrost has not begun to thaw yet."

Related phrases

dew point

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.