Where does this definition of common knowledge come from?
This entry for common knowledge is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is common knowledge a noun, verb, or something else?
In this entry, common knowledge 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.