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infrasonic

[ in-fruh-son-ik ]
/ ˌɪn frəˈsɒn ɪk /
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adjective
noting or pertaining to a sound wave with a frequency below the audio-frequency range.
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Origin of infrasonic

First recorded in 1925–30; infra- + sonic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use infrasonic in a sentence

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