Phrases with «ultrasonic sound»

Ultrasonic sound refers to sound waves that are very high-pitched and cannot be heard by humans. These sound waves have frequencies higher than what our ears can detect, typically above 20,000 hertz. They are often used for various purposes, such as medical imaging, cleaning objects, and even pest control. Full definition

Sentences with «ultrasonic sound»

  • Parking sensors, which use ultrasonic sound waves or radar to detect objects around the vehicle, also reduced blind zones, but not as much. (iihs.org)
  • CatStops and similar products emit a burst of ultrasonic sound (inaudible to humans) that startles cats who pass into the device's range. (humanesociety.org)
  • As more secure methods continue to be developed, such as fingerprint and facial recognition and even ultrasonic sounds, companies should not shy away from updating security measures as often as needed to stay ahead of hackers. (entrepreneur.com)
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