Where does this definition of rock formation come from?
This entry for rock formation is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Does rock formation appear elsewhere on Lughet?
Yes — rock formation 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.