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