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