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Dictionary Entry

amplifier

noun

Find the meaning of the word amplifier, plus dictionary definition, pronunciation, thesaurus-style synonyms, antonyms, and related vocabulary.

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Meaning

Dictionary meaning in a clear, student-friendly format.

A device that increases the strength or volume of an electrical signal or sound.

Example Sentence

The guitarist plugged his electric guitar into an amplifier to make the sound louder for the concert.

Usage Note

Amplifiers are used in many electronic devices, such as stereos, radios, and musical instruments, to increase the power or amplitude of signals, making sounds louder or signals stronger for transmission or processing.