Infrasound

Meaning

Noun

●

In Physics:

Sound

having a

below the human

range (below about 20 Hz).

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Origin

infrasound

English

infra-

English

infra

Latin

sound

English

sound

Middle English (1100-1500)

sounden

Middle English (1100-1500)

sonder

Old French (842-ca. 1400)

sund

Old English (ca. 450-1100)

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Antonyms

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