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preemphasis

noun
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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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Cite this Entry

“Preemphasis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/preemphasis. Accessed 25 Feb. 2021.

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