L-line

[el-lahyn]

noun

Physics.

1. 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.

Word History and Origins

Origin of L-line¹

First recorded in 1965–70

Example Sentences

The Democrat said that the project on the L-line that was supposed to last 15 months instead was finished by Sunday, three months ahead of a revised schedule and $100 million below budget.

Read more on Washington Times

Her set started with “L-Line,” a piece that swung tightly and changed rhythm through a few different melodic strains, with an open section in the middle for her soloing.

Read more on New York Times