infrasound

English

noun
Definitions
  • (physics) sound Sound waves having a frequency below the human audible range (below about 20 Hz).

Etymology

Prefix from English sound (produce a sound, examine with the instrument called a sound, or by auscultation percussion).

Origin

English

sound

Gloss

produce a sound, examine with the instrument called a sound, or by auscultation percussion

Timeline

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