amplification
Americannoun
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the act of amplifying or the state of being amplified.
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expansion of a statement, narrative, etc., as for rhetorical purposes.
In the revision, the story underwent considerable amplification.
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a statement, narrative, etc., so expanded.
The text of the second edition was an amplification.
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the matter or substance used to expand an idea, statement, or the like.
He added an extra paragraph to his speech as an amplification.
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Electricity. increase in the strength of current, voltage, or power.
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Genetics. gene amplification.
noun
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the act or result of amplifying
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material added to a statement, story, etc, in order to expand or clarify it
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a statement, story, etc, with such additional material
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electronics
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the increase in strength of an electrical signal by means of an amplifier
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another word for gain 1
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Also called: gene amplification. genetics the production of multiple copies of a particular gene or DNA sequence. It can occur naturally or artificially, by genetic engineering techniques
Etymology
Origin of amplification
First recorded in 1540–50, amplification is from the Latin word amplificātiōn- (stem of amplificātiō ). See ample, -i-, -fication
Vocabulary lists containing amplification
Rhetoric
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Physical Science - Energy - Middle School
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Physics - Middle School
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The sedimentary basin beneath Tillamook could add another source of amplification.
From Science Daily ● Aug. 30, 2026
Analog semiconductors are used for sensors, power management and amplification, making them particularly important for data center and industrial uses.
From MarketWatch ● Jul. 23, 2026
In “Suffs,” stalwart amplification emphasized the predictability of forthright lyrics and score.
From Los Angeles Times ● Jul. 16, 2026
“But a new structural variable—the amplification effect created by leveraged ETFs and derivatives positioning—has become more important than ever in this market.”
From Barron's ● Jun. 23, 2026
Even with amplification he was barely audible against the shouting and singing outside, and at one point a group of policemen rushed out.
From "Long Walk to Freedom" by Nelson Mandela
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Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
