verb
Freq #29400
Meanings
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1
verb
To make a sound louder.
He used a microphone to amplify his voice across the hall.
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2
verb
To make something larger, stronger, or more important.
Their angry comments only amplified the problem.
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3
verb
To increase the strength of an electrical signal.
This circuit amplifies the signal before it reaches the speakers.
Thesaurus
Word family
Forms
amplifiedamplifiesamplifying
Derived forms
amplicantamplifiabilityamplitronautoamplifybioamplifycoamplifydeamplifynonamplifyingoveramplifypreamplifyreamplifyunderamplify
Etymology
Etymology tree Latin amplus Proto-Indo-European *dʰeh₁-der. Proto-Italic *-fakāō Latin -ficō Latin amplificārebor. Old French amplifierbor. Middle English amplifiyen English amplify Inherited from Middle English amplifiyen, borrowed from Old French amplifier, borrowed from Latin amplificāre, from amplus (“abundant, ample”) + -ficō. By surface analysis, ample + -ify.