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isotropy
isotropy A characteristic of a substance or body in which physical properties are the same in all directions, such as the cosmic microwave background and the very large-scale distribution of matter throughout the Universe. An object such as a star that emits radiation equally in all directions is known as an isotropic radiator. An ideal antenna that is equally sensitive in all directions is known as an isotropic antenna. See also Anisotropy.
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"isotropy." A Dictionary of Astronomy. 1997. Encyclopedia.com. 31 May. 2012 <http://www.encyclopedia.com>. "isotropy." A Dictionary of Astronomy. 1997. Encyclopedia.com. (May 31, 2012). http://www.encyclopedia.com/doc/1O80-isotropy.html "isotropy." A Dictionary of Astronomy. 1997. Retrieved May 31, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O80-isotropy.html |
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isotropy
isotropy The uniformity of physical characteristics of a medium irrespective of the direction in which they are measured. Compare ANISOTROPY; and INHOMOGENEITY.
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Cite this article
AILSA ALLABY and MICHAEL ALLABY. "isotropy." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 31 May. 2012 <http://www.encyclopedia.com>. AILSA ALLABY and MICHAEL ALLABY. "isotropy." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 31, 2012). http://www.encyclopedia.com/doc/1O13-isotropy.html AILSA ALLABY and MICHAEL ALLABY. "isotropy." A Dictionary of Earth Sciences. 1999. Retrieved May 31, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-isotropy.html |
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