[el-rey-dee-ey-shuh n]

noun Physics.

See under L-line.



noun Physics.

one of a series of lines (L-series) in the x-ray spectrum of an atom corresponding to radiation (L-radiation) caused by the transition of an electron to the L-shell.

Origin of L-line

First recorded in 1965–70

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019