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preemphasis

noun
pre·emphasis | \(ˈ)prē+\

Definition of preemphasis 

: the intentional alteration of the relative strengths of signals at different frequencies (as in radio and in disc recording) to reduce adverse effects (as noise) in the following parts of the system

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History and Etymology for preemphasis

pre- + emphasis

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Dictionary Entries near preemphasis

preeminence

preeminency

preeminent

preemphasis

preemployment

preempt

preemption

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