absorption spectrum
the spectrum formed by electromagnetic radiation that has passed through a medium in which radiation of certain frequencies is absorbed.
Origin of absorption spectrum
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use absorption spectrum in a sentence
In uniaxial crystals the number of absorption spectra is reduced to two.
The several chlorophyll derivatives are further distinguished by characteristic differences in their absorption spectra.
The Chemistry of Plant Life | Roscoe Wilfred ThatcherAll the almandine garnets which I have examined, and nearly all the jargoons, show these characteristic absorption spectra.
British Dictionary definitions for absorption spectrum
the characteristic pattern of dark lines or bands that occurs when electromagnetic radiation is passed through an absorbing medium into a spectroscope. An equivalent pattern occurs as coloured lines or bands in the emission spectrum of that medium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for absorption spectrum
The range of frequencies of electromagnetic radiation readily absorbed by a substance by virtue of its chemical composition. See more at atomic spectrum.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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