M-radiation
[ em-rey-dee-ey-shuh n ]
/ ˈɛmˌreɪ diˌeɪ ʃən /
noun Physics.
See under M-line.
Definition for m-radiation (2 of 2)
M-line
[ em-lahyn ]
/ ˈɛmˌlaɪn /
noun Physics.
one of a series of lines (M-series) in the x-ray spectrum of an atom corresponding to radiation (M-radiation) caused by the transition of an electron to the M-shell.
Origin of M-line
First recorded in 1920–25