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