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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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Definition that contains ultrasonography
- ultrasound very high frequency sound; used in ultrasonography
- sonogram an image of a structure that is produced by ultrasonography (reflections of high-frequency sound waves); used to observe fetal growth or to study bodily organs
- echogram an image of a structure that is produced by ultrasonography (reflections of high-frequency sound waves); used to observe fetal growth or to study bodily organs
- b-scan ultrasonography the use of ultrasonography to view structure in the back of the eye
- a-scan ultrasonography the use of ultrasonography to measure the length of the eyeball