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Noun: ultrasound  'úl-tru,sawnd
  1. Very high frequency sound; used in ultrasonography
  2. Using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe foetal growth or study bodily organs
    - sonography, ultrasonography, echography

Derived forms: ultrasounds

Type of: imaging, prenatal diagnosis, sound, tomography

Encyclopedia: Ultrasound