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