absorbance

noun

ab·​sor·​bance əb-ˈsȯr-bən(t)s How to pronounce absorbance (audio) -ˈzȯr- How to pronounce absorbance (audio)
: the ability of a layer of a substance to absorb radiation expressed mathematically as the negative common logarithm of transmittance

Examples of absorbance in a Sentence

Recent Examples on the Web
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This diaper combines the best of both worlds by using two inserts made from 55% hemp for maximum absorbance and 45% cotton to prevent flooding leaks. Lorraine Wilde, Treehugger, 18 July 2023 Thus, in sunlit nesting environments, less pigmentation will increase the detrimental effect of transmittance, but more pigmentation will increase the detrimental effect of absorbance. Seriously Science, Discover Magazine, 1 June 2018 Ergonomic Ski Poles with a convenient folding system, shock absorbance and superior grip offered in the collection were made in collaboration with TSL. Demetrius Simms, Robb Report, 1 Nov. 2022 Researchers suspect that the high levels of skin pigment, melanin, in dark-skinned patients can interfere with the absorbance measurements. Beth Mole, Ars Technica, 15 Sep. 2022 For example, the galaxy's signal tends to be a cluster of individual absorbance and emissions lines, rather than a smooth spectrum. John Timmer, Ars Technica, 28 Feb. 2018

Word History

Etymology

absorb + -ance

First Known Use

1893, in the meaning defined above

Time Traveler
The first known use of absorbance was in 1893

Dictionary Entries Near absorbance

Cite this Entry

“Absorbance.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/absorbance. Accessed 26 Nov. 2024.

Medical Definition

absorbance

noun
ab·​sor·​bance əb-ˈsȯr-bən(t)s How to pronounce absorbance (audio) -ˈzȯr- How to pronounce absorbance (audio)
: the ability of a solution or a layer of a substance to absorb radiation that is expressed mathematically as the negative common logarithm of the transmittance of the substance or solution

called also optical density

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