transmittance
noun
trans·mit·tance
tran(t)s-ˈmi-tᵊn(t)s 
tranz-
1
2
: the fraction of radiant energy that having entered a layer of absorbing matter reaches its farther boundary
Examples of transmittance in a Sentence
Recent Examples on the Web
As the thickness gets closer to a centimeter, light transmittance drops: Berglund’s group reported that 3.7-millimeter-thick wood—roughly two pennies thick—transmitted only 40 percent of light.
—
Jude Coleman, Smithsonian Magazine, 19 Dec. 2023
Made of several layers of materials and fabric, they are designed to provide thermal resistance (known as R-value) and prevent thermal transmittance conductivity (known as U-value).
—Heidi Wachter, Treehugger, 14 July 2023
The prototype four-pixel device can switch its light transmittance with less than 5 volts in just 625 microseconds—which would translate to more than 1,000 frames per second.
—IEEE Spectrum, 10 Mar. 2023
The windows are actually translucent panels coated with Nanogel, which yields high levels of thermal insulation and light transmittance.
—Discover Magazine, 12 Oct. 2015
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
As of right now, the University of Maryland researchers say that their wood achieves a 90 percent transmittance rate for light.
—Nathaniel Scharping, Discover Magazine, 16 May 2016
Lens coatings provide better light transmittance properties in the binoculars, allowing for higher clarity in the image.
—Alec Scherma, Good Housekeeping, 24 Oct. 2022
Occer also puts a special coating on the lenses to increase light transmittance, which then provides a brighter and clearer image.
—Alec Scherma, Good Housekeeping, 24 Oct. 2022
Jude Coleman, Smithsonian Magazine, 19 Dec. 2023
Made of several layers of materials and fabric, they are designed to provide thermal resistance (known as R-value) and prevent thermal transmittance conductivity (known as U-value).
—Heidi Wachter, Treehugger, 14 July 2023
The prototype four-pixel device can switch its light transmittance with less than 5 volts in just 625 microseconds—which would translate to more than 1,000 frames per second.
—IEEE Spectrum, 10 Mar. 2023
The windows are actually translucent panels coated with Nanogel, which yields high levels of thermal insulation and light transmittance.
—Discover Magazine, 12 Oct. 2015
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
As of right now, the University of Maryland researchers say that their wood achieves a 90 percent transmittance rate for light.
—Nathaniel Scharping, Discover Magazine, 16 May 2016
Lens coatings provide better light transmittance properties in the binoculars, allowing for higher clarity in the image.
—Alec Scherma, Good Housekeeping, 24 Oct. 2022
Occer also puts a special coating on the lenses to increase light transmittance, which then provides a brighter and clearer image.
—Alec Scherma, Good Housekeeping, 24 Oct. 2022
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'transmittance.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near transmittance
Cite this Entry
“Transmittance.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transmittance. Accessed 23 Apr. 2024.
Copy CitationMedical Definition
transmittance
noun
trans·mit·tance
-ˈmit-ᵊn(t)s
1
2
: the fraction of radiant energy that having entered a layer of absorbing matter reaches its farther boundary
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