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