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