reverberation

US /rɪˌvɝː.bəˈreɪ.ʃən/
UK /rɪˌvɝː.bəˈreɪ.ʃən/
"reverberation" picture
1.

a sound that echoes

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The reverberation of the thunder filled the valley.
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The empty hall created a strong reverberation when he spoke.
:
echoresoundresonancevibrationrumble
2.

an effect or consequence that is not immediately obvious but is felt widely and for a long time

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The economic crisis had long-lasting reverberations across the globe.
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His decision had unexpected reverberations throughout the company.
:
consequenceeffectimpactaftermathramification