noun. one thousand periods per second.
- megacycle per second
- kilocycle per second
- hertz (English)
- kilo- (English)
Example sentences of the word kilohertz
1. Noun, singular or mass
A noise in the ultrasound range is anything that emits sound at a frequency above above 20 kilohertz, or 20,000 hertz, and is called ultrasound because it's above the range of what we humans hear.
2. Noun, plural
This does not mean that it is inaudible for other animals, and in fact ultrasonic sounds in the range of 20 to 100 kilohertz are frequently used to train bats, dolphins and other species.
3. Verb, base form
According to Rat Behavior, ultrasonic frequencies are sounds above 20 kHz (or kilohertz, a measurement of radio frequencies)–anything higher than a human can hear.