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