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Definition of amplifier noun from the Oxford Advanced Learner's Dictionary

amplifier

noun
 
/ˈæmplɪfaɪə(r)/
 
/ˈæmplɪfaɪər/
(also informal amp)
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  1. an electrical device or piece of equipment that makes sounds or radio signals louder
    • a 25 watt amplifier
    Topics Engineeringc1, Musicc1
    Oxford Collocations DictionaryAmplifier is used after these nouns:
    • guitar
    See full entry
See amplifier in the Oxford Advanced American DictionarySee amplifier in the Oxford Learner's Dictionary of Academic English
Check pronunciation: amplifier

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adverb
 
 
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