amplification

US /ˌæm.plə.fəˈkeɪ.ʃən/
UK /ˌæm.plə.fəˈkeɪ.ʃən/
"amplification" picture
1.

the process of increasing the volume of sound, especially using an amplifier

:
The concert hall had excellent sound amplification.
He adjusted the microphone for better vocal amplification.
2.

the act of making something larger, more extensive, or more significant

:
The media's amplification of the minor incident caused widespread panic.
The study provided an amplification of previous findings.