Definition of ultrasound | Bee Dictionary of English

n very high frequency sound; used in ultrasonography
n 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

They owe their popularity to improvements in the software used to create ultrasound images.
An ultrasound scan is taken before an amniocentesis procedure is performed.
It's not always easy to be this brash with industry, but Nissen's intravascular ultrasound lab has become so powerful that it lures industry leaders backeven if the service .

Virginia Abortion-Rights Group Cites Ultrasound Problems
RICHMOND, Va. (AP) - An abortion-rights group says some crisis pregnancy centers are using Virginia's year-old ultrasound law to try to stymie women who are seeking an abortion. NARAL Pro-Choice Virginia
July 2, 2013 - WRIC 8 News Richmond
Va. abortion-rights group cites ultrasound problems
RICHMOND — Some crisis pregnancy centers are using Virginia’s law that requires doctors to tell patients where they can get a free ultrasound to try to discourage women from getting abortions, an abortion-rights group said Monday, the one-year anniversary of the law’s effective date.
July 1, 2013 - The Staunton News Leader
Guardsman Scientific Seeks Strategic Licensing Partner or Acquirer
Cardiac ultrasound, data analytics and medical device developer, Guardsman Scientific, has engaged middle market advisors Bay Tower Group and ClearCap Strategic Advisors, to advise in the selection of a strategic partner. (PRWeb July 01, 2013) Read the full story at http://www.prweb.com/releases/cardiac/ultrasound/prweb10881516.htm
July 1, 2013 - PRWeb

Tommy Haas in Times Online
I felt it in my previous match,Haas, of Germany, said. "I took painkillers in the middle of the match and they helped, as did the adrenalin you get from playing a match, but the ultrasound showed that there was a bad tear. I wish I could...
Paul Holmgren in Edmonton Sun
He's going to the hospital to get an ultrasound done on his testicles. It's bad enough they may have to remove one,Flyers general manager Paul Holmgren said.
Henry McMaster in Forbes
In my opinion, it would be illegal and improper for the state to force a person seeking an abortion to view an ultrasound image against her will,wrote McMaster, a Republican.