An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 4 Search : isotropic
anisotropic
  نا-ایزوگرد   
nâ-izogard

Fr.: anisotrope   

Describing a medium in which certain physical properties are different in different directions.

→ anisotropy; → -ic.

anisotropic homogeneous cosmological model
  مدل ِ کیهانشناختی ِ همگن و نا-ایزوگرد   
model-e keyhânšenâxti-ye hamgen o nâ-izogard

Fr.: modèle cosmiologique homogène mais anisotrope   

A solution to Einstein's theory of → general relativity that is spatially homogeneous but allows for rotation and/or shear. See also → Bianchi cosmological model.

→ anisotropic; → homogeneous; → cosmological; → model.

isotropic
  ایزوگرد، همسان‌گرد   
izogard, hamsângard (#)

Fr.: isotrope   

Having physical properties that do not vary with direction.

→ iso- + → -tropic.

isotropic Universe
  گیتی ِ ایزوگرد، ~ ِ همسان‌گرد   
giti-ye izogard, ~ hamsângard (#)

Fr.: Univers isotrope   

A Universe having observed properties that appear identical in every direction.

→ isotropic; → universe.