ultrasound
English Thesaurus
1. 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 (noun.act)
hypernym | : | prenatal diagnosis, |
definition | : | any of the diagnostic procedures used to determine whether a fetus has a genetic abnormality (noun.act) |
hypernym | : | imaging, tomography, |
definition | : | (medicine) obtaining pictures of the interior of the body (noun.act) |
hyponym | : | a-scan ultrasonography, |
definition | : | the use of ultrasonography to measure the length of the eyeball (noun.act) |
hyponym | : | b-scan ultrasonography, |
definition | : | the use of ultrasonography to view structure in the back of the eye (noun.act) |
2. very high frequency sound; used in ultrasonography (noun.phenomenon)
hypernym | : | sound, |
definition | : | mechanical vibrations transmitted by an elastic medium (noun.phenomenon) |
derivation | : | supersonic, ultrasonic, |
definition | : | having frequencies above those of audible sound (adj.all) |
derivation | : | supersonic, ultrasonic, |
definition | : | having frequencies above those of audible sound (adj.all) |
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