amplify
Americanverb (used with object)
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to make larger, greater, or stronger; enlarge; extend.
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to expand in stating or describing, as by details or illustrations; clarify by expanding.
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Electricity. to increase the amplitude of; cause amplification in.
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Archaic. to exaggerate.
verb (used without object)
verb
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(tr) to increase in size, extent, effect, etc, as by the addition of extra material; augment; enlarge; expand
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electronics to produce amplification of (electrical signals); increase the amplitude of (signals)
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(tr) to exaggerate
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(intr) to expand or enlarge a speech, narrative, etc
Other Word Forms
Etymology
Origin of amplify
First recorded in 1375–1425; late Middle English amplifyen, from Middle French amplifier, from Latin amplificāre “to increase, augment”; equivalent to ample + -ify
Explanation
The verb amplify means to crank up the volume. Speakers amplify, or raise, the volume of the noise coming through a microphone so that everyone at the rock show can hear. Amplify comes from the Old French word amplifier meaning "to enlarge or expand." It refers to making a sound “expand,” but it can also crank up something like a disagreement — if you spread rumors, you might amplify an argument. It can “enlarge” an idea — if you don't realize how bad your health is, your doctor might amplify your test results by explaining them to you in simple, and possibly frightening terms.
Vocabulary lists containing amplify
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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.
She told BBC News that when organisations collaborate with influencers, the objective is to amplify the institutional message rather than allow the personality of the influencer to "dominate the conversation."
From BBC • May 20, 2026
Leverage can magnify gains — but also amplify losses on the way down.
From MarketWatch • May 17, 2026
The calculations over when and how much to negotiate have become more complicated now that artificial intelligence and social media can easily amplify such allegations.
From The Wall Street Journal • May 12, 2026
This happens because of non-commutativity, a quantum effect in which the order and combination of actions change the outcome, allowing the forces to amplify each other.
From Science Daily • May 1, 2026
There was no need to amplify the introduction.
From "The Devil in the White City" by Erik Larson
Definitions 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.
