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- Dictionaryattenuation/ətɛnjʊˈeɪʃ(ə)n/
noun
- 1. the reduction of the force, effect, or value of something: "human security required the attenuation of a wide range of threats to people"
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noun
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In physics, attenuation is the gradual loss of flux intensity through a medium. For instance, dark glasses attenuate sunlight, lead attenuates X-rays, and water and air attenuate both light and sound at variable attenuation rates. Wikipedia