Infrasound

usgb/ˈɪnfrəˌsaʊnd/
noun

Infrasound refers to sound waves with frequencies below 20 Hz that are not perceivable by the human ear.

Increases in infrasound levels were detected during the earthquake.
Visual representation of "infrasound" - Infrasound refers to sound waves with frequencies below 20 Hz that are not perceivable by the human ear.

Often appears as...

  • monitoring infrasound
  • infrasound waves

Usage tips

Formal

subsonic waves, inaudible sound, low-frequency sound

Definition 1 of 2
Visual representation of "infrasound"
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Scientific Understanding

Understand that infrasound is a technical term used in scientific research.

Illustration for Scientific Understanding
Many scientists use infrasound to monitor geological events.
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Environmental Impact

Infrasound can affect wildlife and human perception in specific contexts.

Illustration for Environmental Impact
Some animals use infrasound to communicate over long distances.
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Acoustic Measurement

Measuring infrasound requires specialized equipment and knowledge.

Illustration for Acoustic Measurement
Researchers often use microphones designed for low frequencies.
Visual representation of the word "Infrasound"

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