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