单词 | line spectrum |
释义 | line spectrumnoun Physics.an electromagnetic spectrum consisting of discrete lines, usually characteristic of excited atoms or molecules. Compare band spectrum, continuous spectrum, spectral line. Origin of line spectrumFirst recorded in 1870–75 Words nearby line spectrumliner note, liner notes, lines, linesman, line space, line spectrum, line squall, line storm, lineswoman, line trimmer, lineup Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for line spectrum
Scientific definitions for line spectrumline spectrum An image of colored lines or bands of light formed in optical spectroscopy, each line representing one of the frequencies in the spectrum of a light source. The light source is usually broken into individual bands by a prism or a diffraction grating. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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