pre emphasis

[pree-em-fuh-sis]

pre·em·pha·sis

[pree-em-fuh-sis]
noun Electronics.
a process of increasing the amplitude of certain frequencies relative to others in a signal in order to help them override noise, complemented by deemphasis before final reproduction of the signal being received.
Also, pre-em·pha·sis.


Origin:
1940–45; pre- + emphasis
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Pre emphasis is always a great word to know.
So is lollapalooza. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
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