As a noun hoarfrost
is dew-drops which have undergone deposition and frozen into ice crystals to form a white deposit on an exposed surface, when the air is cold and moist.
As an adjective hoarfrosted is
covered with hoarfrost.
hoarfrost
Alternative forms
* hoar frost
* hoar-frost
Noun
(en-noun)
Dew-drops which have undergone deposition and frozen into ice crystals to form a white deposit on an exposed surface, when the air is cold and moist.
Related terms
* hoar
See also
* dew
* dew point
* rime
* glaze