Where does this definition of universal set come from?
This entry for universal set is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Does universal set appear elsewhere on Lughet?
Yes — universal set 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.