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 : antapex
antapex
  پادچکاد   
pâdcakâd

Fr.: antiapex   

The direction in the sky (in → Columba) away from which the Sun seems to be moving (at a speed of 19.4 km/s) relative to general field stars in the Galaxy.

Antapex from L. ant-, → anti- "against, opposite," + L. → apex "summit, peak, tip."

Pâdcakâd from pâd-, → anti- + cakâd "summit of a mountain; top, crown of the head, top of the forehead," from Mid.Pers. cakât "summit," → apex.

solar antapex
  پادچکاد خورشیدی   
pâdcakâd-e xoršidi

Fr.: antiapex solaire   

The apparent direction (in the constellation → Columbia) away from which the Sun is moving in its orbit around the center of the Galaxy. → solar apex.

solar; → antapex.