Associations to the word «Ultrasound»

Wiktionary

ULTRASOUND, noun. (physics) sound with a frequency greater than the upper limit of human hearing; approximately 20 kilohertz
ULTRASOUND, noun. (medicine) The use of ultrasonic waves for diagnostic or therapeutic purposes

Dictionary definition

ULTRASOUND, noun. Very high frequency sound; used in ultrasonography.
ULTRASOUND, noun. Using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth or study bodily organs.

Wise words

Since a politician never believes what he says, he is quite surprised to be taken at his word.
Charles de Gaulle