Where does this definition of close off come from?
This entry for close off is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is close off a noun, verb, or something else?
In this entry, close off is tagged as 2v..
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.