absorption spectrum
noun
: an electromagnetic spectrum in which a decrease in intensity of radiation at specific wavelengths or ranges of wavelengths characteristic of an absorbing substance is manifested especially as a pattern of dark lines or bands
Examples of absorption spectrum in a Sentence
Recent Examples on the Web
Robin Wordsworth, a climate scientist at Harvard University, turned to quantum mechanics to understand carbon dioxide’s absorption spectrum.
—
Joseph Howlett, WIRED, 25 Aug. 2024
The team used density functional theory to predict what the absorption spectrum of the material should look like and found that the perovskites produced using this process closely matched the prediction.
—John Timmer, Ars Technica, 2 Aug. 2024
Further gains in performance could come from tweaking perovskites’ chemical compositions to broaden the material’s absorption spectrum.
—IEEE Spectrum, 25 June 2014
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Joseph Howlett, WIRED, 25 Aug. 2024
The team used density functional theory to predict what the absorption spectrum of the material should look like and found that the perovskites produced using this process closely matched the prediction.
—John Timmer, Ars Technica, 2 Aug. 2024
Further gains in performance could come from tweaking perovskites’ chemical compositions to broaden the material’s absorption spectrum.
—IEEE Spectrum, 25 June 2014
Cite this Entry
“Absorption spectrum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/absorption%20spectrum. Accessed 4 Nov. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share