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