anechoic


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anechoic

 [an-ĕ-ko´ik]
without echoes, such as a room used for hearing tests.

an·e·cho·ic

(an'ĕ-kō'ik),
The property of being echo-free or appearing without echoes on a sonographic image; a cyst filled with clear fluid appears anechoic. See: transonic.
Synonym(s): echo-free
[G. an- priv. + echo + ic]

anechoic

/an·echo·ic/ (an-ĕ-ko´ik)
1. without echoes; said of a chamber for measuring the effects of sound.

anechoic

[an′ekō′ik]
(in ultrasonography) free of echoes.

an·e·cho·ic

(an'ĕ-kō'ik)
The property of appearing echo free on a sonographic image; a clear cyst appears anechoic.
[G. an- priv. + echo + ic]

anechoic

in ultrasonography, an absence of internal echoes.
References in periodicals archive ?
Three dimensional endo-vaginal examination typically revealed the anechoic area outside the cervical canal without ballooning of cervix or the crater sign.
Reverberation chambers, because of the inherent multipath environment, overcome the requirements of a large quiet zone for testing in anechoic chambers.
3) showed uterine wall was hyperechoic and lumen was anechoic with hypoechoic dots.
In addition, at 6 GHz, less than -20dB resulted for 5 mm of RHC clad thickness, which are the minimum requirement for commercial anechoic chambers according to CISPR11.
The electromagnetic performance of any EMC anechoic chamber depends on the effectiveness of the enclosure's shielding and the reflectivity of the internally-lined absorbers.
octoScope Inc, a wireless solutions and services company, has launched its new model anechoic octoBox chambers, octoBox Stackable.
Tokyo, Sept 3, 2008 - (ACN Newswire) - TDK Corporation announced today that it will construct a large-scale, high-performance anechoic chamber at its Technical Center in Ichikawa City, Chiba Prefecture.
Tokyo, Aug 27, 2008 - (JCN Newswire) - TDK Corporation announced today that it will construct a large-scale, high-performance anechoic chamber at its Technical Center in Ichikawa City, Chiba Prefecture.
Alenia Aeronautica has begun operations of its new anechoic shielded chamber with the DA7 Eurofighter Typhoon prototype.
The patients' injured plantar fasciae, seen on ultrasound, had the characteristic features of anechoic foci, neovascularity, hypoechogenic regions, and calcification/cortical defects, Mr.
The patients' injured plantar fasciae, seen on ultrasound, had the characteristic features of anechoic foci, neovascularity, regions of hypoechogenicity, and calcification/cortical defects, said Mr.
Laboratory, 2000, imaging an anechoic chamber, used in the motor industry for testing engine noise levels; Collection, 2001, based on photos of the singer Engelbert Humperdinck's collection of gold records; and Space Simulator, 2003, a roughly ten-by-fourteen-foot image of the device used for training American astronauts.