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