transmissivity
/ˌtrænzmɪˈsɪvɪti/
noun
- The ability of a material to let light, heat, or other radiation pass through it.
- High transmissivity in the lens makes these binoculars great for stargazing.
- Scientists measured the transmissivity of the atmosphere to study climate change.
- The transmissivity of the window glass determines how much sunlight enters the room.
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