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