amplifier
noun
am·pli·fi·er
ˈam-plə-ˌfī(-ə)r 
: 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
While the amplifier is contained in the right speaker, the power supply isn’t.
—
PCMAG, 27 Oct. 2024
The elegance of a powered speaker is that dedicated amplifiers and crossovers are packaged in each enclosure, so that speaker cables and costly stand-alone electronics aren’t required.
—Robert Ross, Robb Report, 23 Oct. 2024
Like the 33, the new 303 stereo power amplifier looks like the original but slightly updated.
—Mark Sparrow, Forbes, 18 Oct. 2024
As an example of how Altor likes to expand brands into logical categories, the executive pointed to Marshall, the renowned guitar amplifier business that has extended under Altor into home and portable speakers, headphones and, maybe less logically, into gin and craft beer too.
—Brendan Coffey, Sportico.com, 4 Oct. 2024
See all Example Sentences for amplifier 
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PCMAG, 27 Oct. 2024
The elegance of a powered speaker is that dedicated amplifiers and crossovers are packaged in each enclosure, so that speaker cables and costly stand-alone electronics aren’t required.
—Robert Ross, Robb Report, 23 Oct. 2024
Like the 33, the new 303 stereo power amplifier looks like the original but slightly updated.
—Mark Sparrow, Forbes, 18 Oct. 2024
As an example of how Altor likes to expand brands into logical categories, the executive pointed to Marshall, the renowned guitar amplifier business that has extended under Altor into home and portable speakers, headphones and, maybe less logically, into gin and craft beer too.
—Brendan Coffey, Sportico.com, 4 Oct. 2024
See all Example Sentences for amplifier
Dictionary Entries Near amplifier
Cite this Entry
“Amplifier.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amplifier. Accessed 22 Nov. 2024.
Copy CitationKids Definition
amplifier
noun
am·pli·fi·er
ˈam-plə-ˌfī(-ə)r
: one that amplifies
especially
: a device usually using electron tubes or transistors to obtain an increase of voltage, current, or power
Medical Definition
amplifier
noun
am·pli·fi·er
ˈam-plə-ˌfī(ə)r
: 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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