Where does this definition of proprietary come from?
This entry for proprietary is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is proprietary a noun, verb, or something else?
In this entry, proprietary is tagged as adj..
Does proprietary appear elsewhere on Lughet?
Yes — proprietary 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.