ultrasound

[n] - very high frequency sound
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ultrasound

In ultrasound procedures, high-frequency sound waves are used to create a moving image, or sonogram, on a television screen. Ultrasound images can be used to diagnose infertility and other medical problems. Often carried out at various stages of pregnancy, ultrasound scans can help to identify multiple fetuses and detect anomalies.
Found on http://www.babycentre.co.uk/glossary/u/

Ultrasound

Ultrasound is sound waves above the highest frequency that can be heard by a human ear, about 20 kHz ie ultrasonic waves. Ultrasound has two applications.
Found on http://www.bcpa.co.uk/glossary.htm

Ultrasound

High frequency sound waves.
Found on http://www.encyclo.co.uk/local/20560

Ultrasound

(ultrasound scan, ultrasound scans) Scan using sound waves to build up a picture of the inside of the body. A gel is put on the skin and a microphone passed back and forth over the area to be scanned. A computer converts the reflected sound waves into a picture on a screen.
Found on http://www.cancerhelp.org.uk/utilities/glossary/index.htm?search=u

Ultrasound

Ultrasound scans are a way of producing pictures of inside the body using sound waves.
Found on http://www.nhs.uk/Conditions/Pages/hub.xhtml

Ultrasound

A procedure in which high-energy sound waves (ultrasound) are bounced off internal tissues or organs and make echoes. The echo patterns are shown on the screen of an ultrasound machine, forming a picture of blood vessels, tissues, and organs called a sonogram. Also called ultrasonography
Found on http://www.dwp.gov.uk/medical/med_conditions/glossary.html

Ultrasound

An electrical modality that transmits a sound wave through an applicator into the skin to the soft tissue in order to heat the local area for relaxing the injured tissue and/or disperse edema.
Found on http://www.encyclo.co.uk/local/20906

Ultrasound

Our Ultrasound Main Article provides a comprehensive look at the who, what, when and how of Ultrasound Ultrasound: High-frequency sound waves. Ultrasound waves can be bounced off of tissues using special devices. The echoes are then converted into a picture called a sonogram. Ultrasound imaging, referred to as ultrasonography, allows physicians and
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Ultrasound

A type of scan that uses high frequency sound waves to create an image of internal organs, eg a foetal ultrasound used during pregnancy.
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ultrasound

<investigation> A type of imaging technique which uses high-frequency sound waves. ... This is highly operator-dependent and is thought to be useful in diagnosis but not particularly accurate in the assessment of tumour response. For the latter, CT or MR imaging are more accurate. ... (16 Dec 1997) ...
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ultrasound

noun very high frequency sound; used in ultrasonography
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ultrasound

(ul´trә-sound) sound waves with a frequency greater than 20,000 Hz; used in medicine in the technique of ultrasonography. ultrasonography. a mechanical and thermal physical modality that uses sound waves of a frequency of approximately 1 million Hz for the treatment of soft tissue injury. It ...
Found on http://www.encyclo.co.uk/local/21001

ultrasound

in medicine, the use of high-frequency sound (ultrasonic) waves to produce images of structures within the human body. Ultrasonic waves are sound ... [7 related articles]
Found on http://www.britannica.com/eb/a-z/u/5

ultrasound

  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 fetal growth

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ultrasound

acoustic oscillation whose frequency is above the high-frequency limit of audible sound (about 16 kHz)
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=801-21-04

ULTRASOUND

a probe that uses high-frequency sound waves that pass into the body, are reflected back, to build an image of one's internal organs that is shown on a monitor
Found on http://www.encyclo.co.uk/local/21166

Ultrasound

An imaging method that uses high-frequency sound waves to outline a part of the body. The sound wave echoes are picked up and displayed on a television screen. Ultrasounds can be performed externally or internally and can be used to date a pregnancy, determine the well-being of the fetus, determine the gender of the baby, detect possible fetal abn.
Found on http://www.pregnology.com/AZ/U/1

ultrasound

ultrasound or sonography,in medicine, technique that uses sound waves to study and treat hard-to-reach body areas. In scanning with ultrasound, high-frequency sound waves are transmitted to the area of interest and the returning echoes recorded (for more detail, see ultrasonics). First developed in ...
Found on http://www.infoplease.com/ce6/sci/A0849965.html

Ultrasound

An instrument is moved over the skin, sending and receiving ultrasound signals to make pictures of the kidneys and bladder. This is test is often used to measure the size of the kidneys.
Found on http://www.kidney.org.au/KidneyDisease/KidneyGlossary/tabid/679/Default.xht

ultrasound

(US) Type: Term Pronunciation: ŭl′tră-sownd Definitions: 1. Sound having a frequency greater than 30,000 Hz.
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ultrasound

Pressure waves, known as ultrasonic waves, similar in nature to sound waves but occurring at frequencies above 20,000 Hz (cycles per second), the approximate upper limit of human hearing (15–16 Hz is the lower limit). Ultrasonics is concerned with the study and practical application of these phenomena. Some animals, such as dogs and bats, and ...
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Ultrasound

Ultrasound uses high requency sound waves to look at organs and structures inside the body
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ULTRASOUND

Ultrasonography.
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Ultrasound

A test which uses sound waves to visualise the reproductive organs, for example, to monitor follicular development and to examine the tubes and uterus.
Found on http://www.thebridgecentre.co.uk/04_causesofinfertility/glossary_of_terms.h
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