ultrasonography: Meaning and Definition of

ul•tra•so•nog•ra•phy

Pronunciation: (ul"tru-su-nog'ru-fē, -sō-), [key]
— n.
  1. a diagnostic imaging technique utilizing reflected high-frequency sound waves to delineate, measure, or examine internal body structures or organs.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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