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nounusing 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
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nounvery high frequency sound; used in ultrasonographytype of:
Definition that contains ultrasound
- fathometer depth finder for determining depth of water or a submerged object by means of ultrasound waves
- depth finder navigational instrument used to measure the depth of a body of water (as by ultrasound or radar)
- echocardiography a noninvasive diagnostic procedure that uses ultrasound to study to structure and motions of the heart
- sonic depth finder depth finder for determining depth of water or a submerged object by means of ultrasound waves
- echoencephalography a noninvasive diagnostic procedure that uses ultrasound to study the anatomy of the brain