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