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