Where does this definition of surface earthing come from?
This entry for surface earthing is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Does surface earthing appear elsewhere on Lughet?
Yes — surface earthing appears under other sources or language pairs in Lughet's collection. See the list below.
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.