Ultrasonic Meaning in English
word
Definition
Describes sound waves with frequencies higher than humans can hear, usually above 20,000 hertz. Often used for medical imaging, cleaning, or detecting objects.
Usage & Nuances
Mainly used in scientific, medical, and technical contexts. Commonly seen in phrases like 'ultrasonic waves', 'ultrasonic cleaner', and 'ultrasonic sensor'. Not used to describe ordinary sounds or music.
Example Sentences
The doctor used an ultrasonic device to check the baby during the pregnancy.
basic
Bats use ultrasonic sounds to find insects at night.
basic
We clean jewelry with an ultrasonic cleaner.
basic
My phone uses an ultrasonic sensor to unlock using fingerprints.
natural
Some animals can hear ultrasonic frequencies that humans can't detect.
natural
That weird noise in the lab? It was actually an ultrasonic machine running the whole time.
natural