[ in-fruh-son-iks ]
/ ˌɪn frəˈsɒn ɪks /

noun (used with a singular verb)

the branch of science that deals with infrasonic phenomena.


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Origin of infrasonics

First recorded in 1965–70; see origin at infrasonic, -ics Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020