[ key-lahyn ]
/ ˈkeɪˌlaɪn /
one of a series of lines (K-series) in the x-ray spectrum of an atom corresponding to radiation (K-radiation) produced by the transition of an electron to the K-shell.
Origin of K-line
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020