Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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amplifier

am·pli·fi·er

amplifier

 
pronunciation:
aem pl faI r
features:
Word Combinations (noun), Word Explorer
part of speech: noun
definition 1: a person or thing that enlarges, expands, or amplifies.
definition 2: an electronic device used to increase current, voltage, power, or the like.
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See
  electricity