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