Englishfor English speakers
attenuation
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noun
the property of something that has been weakened or reduced in thickness or density
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noun
weakening in force or intensity
attenuation in the volume of the sound
length
Noun
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The length of an object is the distance between one end of that object and the other.
What is the length of the car?
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The length of a horse is used to show the distance between horses at the end of a race.
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Length is the distance down the pitch that the ball bounces on its way to the batsman.