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: 2 Search : aphelion
aphelion
  اپاهور   
apâhur

Fr.: aphélie   

The point in the orbit of a planet, or other object in the solar system, which is furthest from the Sun.

Aphelion, from L. aphelium, from Gk. → apo- + helios "sun," cognate with L. sol, Skt. surya, Av. hvar-, Mod.Pers. xor, hur, O.H.G. sunna, Ger. Sonne, E. sun; PIE *sawel- "sun".

Apâhur, from Pers. prefix apâ, → apo-, + hur "sun."

aphelion distance
  اپست ِ اپاهوری   
apest-e apâhuri

Fr.: distance à l'aphélie   

The distance between the → Sun and an → object in orbit around it when they are at their farthest approach.

perihelion; → distance.