Where does this definition of half period come from?
This entry for half period is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Does half period appear elsewhere on Lughet?
Yes — half period 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.