Associations to the word «Ultrasonic»

Wiktionary

ULTRASONIC, adjective. (acoustics) Beyond (higher in frequency than) the range of sound perceptible to the human ear; with a frequency of 20 kilohertz or higher.
ULTRASONIC BATH, noun. A piece of industrial or laboratory equipment that consists of a container, or bath, used for cleaning or mixing things by sending ultrasonic vibrations through the liquid contained in it.

Dictionary definition

ULTRASONIC, adjective. Having frequencies above those of audible sound.

Wise words

Language is a process of free creation; its laws and principles are fixed, but the manner in which the principles of generation are used is free and infinitely varied. Even the interpretation and use of words involves a process of free creation.
Noam Chomsky