-
- To save this word, you'll need to log in.
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
Although relatively sensitive at 92 dB, a high-current amplifier with at least 100 watts will go a long way toward making the Stradivari G2 sing.
—
Josh Condon, Robb Report, 13 June 2024
In attributing the current informational crisis to a proliferation of lies, however, the book largely overlooks the role that governments, the media, and technology companies are playing as agents and amplifiers of misinformation.
—
Jameel Jaffer, Foreign Affairs, 19 Oct. 2021
The rear of the active speaker has a host of ports, as well as vents for the dual Class-D amplifiers.
—
Mark Knapp, PCMAG, 5 June 2024
HBTs can handle high-frequency signals (up to several thousand gigahertz) and are commonly used in radio frequency systems, including RF power amplifiers in cell phones.
—
IEEE Spectrum, 28 May 2024
See all Example Sentences for amplifier ![](/dist-cross-dungarees/2024-06-24--16-08-26-f2gnl/images/svg/redesign/arrow-right-exemplar.svg)
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'amplifier.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
First Known Use
1546, in the meaning defined above
Phrases Containing amplifier
Dictionary Entries Near amplifier
Cite this Entry
“Amplifier.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amplifier. Accessed 7 Jul. 2024.
Kids 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
More from Merriam-Webster on amplifier
Nglish: Translation of amplifier for Spanish Speakers
Britannica.com: Encyclopedia article about amplifier
Love words? Need even more definitions?
Merriam-Webster unabridged
Share