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Subsonic has 3 synonyms. The top synonyms for subsonic are acoustical, phonic, acoustic. Another word for subsonic is acoustical. Browse the full list below.
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| Random | DefinitionA common synonym for subsonic is acoustical. Other synonyms include phonic, acoustic.
Subsonic has 3 synonyms listed on Thesaurasize.
(adj): having a frequency too low to be audible; less than the speed of sound (in the same medium, and at the same temperature and pressure)
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