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Definitions

amplifier

[am-pluh-fahy-er] / ˈæm pləˌfaɪ ər /
NOUN
speaker
Synonyms


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.

The implant also includes a low-noise amplifier and an optical encoder, both built with the same type of semiconductor technology used in everyday microchips.

From Science Daily • Mar. 24, 2026

A few paces away, Jerry Garcia’s “Budman” amplifier, once part of the Grateful Dead’s three-story high “Wall of Sound,” perched atop a podium.

From Los Angeles Times • Mar. 2, 2026

What made that possible was a “pickup,” essentially a magnet mounted under the strings that turned vibrations into an electric current that connects to an amplifier.

From The Wall Street Journal • Feb. 14, 2026

For many people with chronic pain, the metaphors that scientists use—like the amplifier, making a whisper sound like a scream—don’t tell the whole story.

From Slate • Sep. 15, 2025

The principal was without the help of a voice amplifier.

From "Kaffir Boy: An Autobiography" by Mark Mathabane