Where does this definition of safety valve come from?
This entry for safety valve is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is safety valve a noun, verb, or something else?
In this entry, safety valve is tagged as 2n..
Does safety valve appear elsewhere on Lughet?
Yes — safety valve 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.