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