Where does this definition of guard digit come from?
This entry for guard digit is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Does guard digit appear elsewhere on Lughet?
Yes — guard digit 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.