amplifier

noun
am·pli·fi·er | \ˈam-plə-ˌfī(-ə)r \

Definition of amplifier 

: one that amplifies specifically : an electronic device (as in a stereo system) for amplifying voltage, current, or power

Examples of amplifier in a Sentence

He plugged his electric guitar into an amplifier.

Recent Examples on the Web

My next move was to get an amplifier and a pair of passive monitor speakers. Paul Miller, The Verge, "Hearing music again," 6 May 2018 Most potential population structures didn’t seem theoretically capable of being strong amplifiers. John Rennie, WIRED, "This Mutation Math Shows How Life Keeps on Evolving," 1 July 2018 The group isn't composed of one or two DJs tucked behind a set of decks hidden behind a wall of amplifiers and screens. Yoshina Okamoto, Anchorage Daily News, "Grammy-nominated electronic dance band headlines Solstice Brewfest in Denali," 21 June 2018 The laptop connects to a homespun hemispherical speaker, made by adding car speaker drivers and high-efficiency amplifiers to Ikea salad bowls. Arielle Pardes, WIRED, "The Aural Magic of Stanford's Laptop Orchestra," 8 June 2018 Imagine rolling up the doors on a set of storage trailers and seeing more than 70 drums, multiple sets of cymbals, amplifiers, drum stands and just for good measure, enough mechanic tools to start a car repair shop. Prescotte Stokes Iii, star-telegram, "Did your band lose more than 70 drum sets? Police found them – and more," 24 Feb. 2018 Because the Star magnifies the effects of natural selection, the scientists labeled it an amplifier. John Rennie, WIRED, "This Mutation Math Shows How Life Keeps on Evolving," 1 July 2018 Mitchell later began carrying amplifiers after the Beatles’ landmark 1964 visit to the United States. Jaclyn Cosgrove, latimes.com, "Guitar Center looked ready for its swan song, but now the retailer is gearing up for an encore," 6 June 2018 The cables that carry the current to the microwave amplifier run along the arm of the torsion bar. Chris Lee, Ars Technica, "NASA’s EM-drive is a magnetic WTF-thruster," 21 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amplifier.' 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 amplifier

1546, in the meaning defined above

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Statistics for amplifier

Last Updated

24 Sep 2018

Look-up Popularity

Time Traveler for amplifier

The first known use of amplifier was in 1546

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More Definitions for amplifier

amplifier

noun

English Language Learners Definition of amplifier

: a device that increases the strength of electric signals so that sounds played through an electronic system are louder

amplifier

noun
am·pli·fi·er | \ˈam-plə-ˌfī-ər \

Kids Definition of amplifier

: a device that increases the strength of electric signals so that sounds played through an electronic system are louder

amplifier

noun
am·pli·fi·er | \ˈam-plə-ˌfī(ə)r \

Medical Definition of amplifier 

: one that amplifies specifically : an electronic device (as in a computer or sound-reproducing system) for amplifying voltage, current, or power

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