Where does this definition of ground frost come from?
This entry for ground frost is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is ground frost a noun, verb, or something else?
In this entry, ground frost is tagged as 2n..
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.