Where does this definition of all at once come from?
This entry for all at once is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is all at once a noun, verb, or something else?
In this entry, all at once is tagged as 2adv..
Does all at once appear elsewhere on Lughet?
Yes — all at once 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.