Definition of transmittance in English:

transmittance

Syllabification: trans·mit·tance
Pronunciation: /transˈmitns, tranz-
 
/

noun

Physics
  • The ratio of the light energy falling on a body to that transmitted through it.
    More example sentences
    • Designed for spectral analysis of microscopic samples as small as 1 mm, the instrument can measure by transmittance, absorbance, reflectance, fluorescence, and polarization.
    • The apparatus determines the transmittance of light through the sample leaf at two wavelengths.
    • To compute the transmittance, the direct incident radiation has to be measured in a fixed position, which can be done in a small canopy gap because of the reduced viewing angle of the sensor.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody