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: 25 Search : parent
parent cloud
  ابر ِ پرمار   
abr-e permâr

Fr.: nuage parent   

Usually of a newborn star, the molecular cloud in which the star has formed.

parent; → cloud.

parent element
  بن‌پار ِ پرمار   
bonpâr-e permâr

Fr.: élément parent   

A radioactive element that spontaneously decays into a new substance. The product of this decay is known as a "daughter" element.

parent; → element.

parent galaxy
  کهکشان ِ پرمار   
kahkešân-e permâr

Fr.: galaxie parente   

Of a high redshift supernova, the galaxy in which the event has occurred.

parent; → galaxy.

parent molecule
  مولکول ِ پرمار   
molekul-e permâr

Fr.: molécule parente   

The molecule initially produced when a comet nucleus sublimates, soon changed to different daughter molecules because of solar radiation.

parent; → molecule.

transparent
  ترانما   
tarânemâ (#)

Fr.: transparent   

Allowing → electromagnetic radiation  of → specific → wavelengths to pass through. See also → translucent.

From M.L. transparentem (nominative transparens), pr.p. of transparere "to show through," from L. → trans- "through" + parere "to come in sight, appear."

Tarânemâ, from tarâ-, → trans-, + nemâ present stem of nemudan "to show" (Mid.Pers. nimūdan, nimây- "to show," from O.Pers./Av. ni- "down; into," → ni- (PIE), + māy- "to measure;" cf. Skt. mati "measures," matra- "measure;" Gk. metron "measure;" L. metrum; PIE base *me- "to measure").

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