am·​pli·​fy | \ ˈam-plə-ˌfī How to pronounce amplify (audio) \
amplified; amplifying

Definition of amplify

transitive verb

1 : to expand (something, such as a statement) by the use of detail or illustration or by closer analysis
2a : to make larger or greater (as in amount, importance, or intensity) : increase
b : to increase the strength or amount of especially : to make louder
c : to cause (a gene or DNA sequence) to undergo amplification

intransitive verb

: to expand one's remarks or ideas

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Choose the Right Synonym for amplify

expand, amplify, swell, distend, inflate, dilate mean to increase in size or volume. expand may apply regardless of the manner of increase (such as growth, unfolding, addition of parts). a business that expands every year amplify implies the extension or enlargement of something inadequate. amplify the statement with details swell implies gradual expansion beyond a thing's original or normal limits. the bureaucracy swelled to unmanageable proportions distend implies outward extension caused by pressure from within. a distended abdomen inflate implies expanding by introduction of air or something insubstantial and suggests a vulnerability to sudden collapse. an inflated ego dilate applies especially to expansion of circumference. dilated pupils

Examples of amplify in a Sentence

amplify a weak radio signal a receiver that amplified the television signal using spices to amplify the flavors of the food
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Recent Examples on the Web The announcement signals that Twitter is taking its role in amplifying misinformation more seriously. CBS News, "Twitter to label misinformation about coronavirus amid flood of false claims and conspiracy theories," 13 May 2020 Although Endeavor racked up some notable wins in recent months, signing Angelina Jolie and Robert Downey Jr. and acquiring the Harry Walker Agency, the coronavirus crisis has injected more uncertainty and amplified a host of underlying issues. Los Angeles Times, "Endeavor once ruled the agency business. Then came the pandemic and whispers about its future," 11 May 2020 Amplified Voices Some companies do their lobbying through trade groups, which can amplify the voices of companies that share the same views. James Rundle And David Uberti, WSJ, "Cybersecurity Lobbying Spending Mounts as Privacy, Security Laws Take Shape," 4 May 2020 Plus, there's an exfoliating cleanser packed with glycolic acid that will amplify your natural radiance. Jessica Cruel, Allure, "The May 2020 Allure Beauty Box: See All the Product Samples You Could Get This Month," 1 May 2020 Governors in several states, such as New York, New Jersey, Connecticut, and others, that were hardest hit by the virus, are looking to beef up contact tracing and amplify testing before confidently easing their state's restrictions. Vandana Rambaran, Fox News, "States see coronavirus tension as some start lifting stay-at-home orders, others stay put," 28 Apr. 2020 So, what does that mean, to really support someone in a way that amplifies their human rights during birth? Nina Bahadur, SELF, "What It’s Like to Be a Doula Working With Black Pregnant People Right Now," 10 Apr. 2020 Its presence emits an energy that merely amplifies your own. Matt Bean, Sunset Magazine, "How to Build the Tesla of Raised Bed Planters, The Strawbelisk," 31 Mar. 2020 Perhaps the hum is related to the geology beneath InSight, which somehow amplifies that particular tone, Banerdt says. National Geographic, "Mars is humming. Scientists aren’t sure why.," 24 Feb. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amplify.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of amplify

14th century, in the meaning defined at transitive sense 1

History and Etymology for amplify

Middle English amplifien, from Middle French amplifier, from Latin amplificare, from amplus

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Time Traveler for amplify

Time Traveler

The first known use of amplify was in the 14th century

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Statistics for amplify

Last Updated

21 May 2020

Cite this Entry

“Amplify.” Dictionary, Merriam-Webster, Accessed 1 Jun. 2020.

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More Definitions for amplify


How to pronounce amplify (audio)

English Language Learners Definition of amplify

: to increase the strength of (an electric signal)
: to make (something, such as a musical instrument) louder by increasing the strength of electric signals
formal : to give more information about (something, such as a statement) : to speak or write about (something) in a more complete way


am·​pli·​fy | \ ˈam-plə-ˌfī How to pronounce amplify (audio) \
amplified; amplifying

Kids Definition of amplify

1 : to make louder or greater A megaphone amplifies your voice.
2 : to give more information about amplify a statement

Other Words from amplify

amplification \ ˌam-​plə-​fə-​ˈkā-​shən \ noun
am·​pli·​fy | \ -ˌfī How to pronounce amplify (audio) \
amplified; amplifying

Medical Definition of amplify

1 : to make larger or greater (as in amount or intensity)
2 : to increase the strength or amount of especially : to make louder
3 : to cause (a gene or DNA sequence) to undergo amplification

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More from Merriam-Webster on amplify

Thesaurus: All synonyms and antonyms for amplify

Rhyming Dictionary: Words that rhyme with amplify

Spanish Central: Translation of amplify

Nglish: Translation of amplify for Spanish Speakers

Britannica English: Translation of amplify for Arabic Speakers

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