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