amplifier
nounmasculinetécnico/ɐ̃plifiˈkɐðoɾ/medium
am·pli·fi·ca·dor
Definition
An electronic device or circuit that increases the amplitude of a signal, typically sound or electrical.
He plugged his guitar into the amplifier to play for the audience.
The signal was too weak, so they used an amplifier to boost it.
syn
Common collocations
sound amplifierguitar amplifieroperational amplifierpower amplifier
Etymology
Derivação do verbo 'amplificar' + sufixo '-dor'.