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: 24 Search : eclipse
secondary eclipse
  گرفت ِ دومان   
gereft-e dovomân

Fr.: éclipse secondaire   

Of a transiting → exoplanet, the event and the interval of time during which the planet passes behind its host star. → primary eclipse.

secondary; → eclipse.

solar eclipse
  خورگرفت، گرفت ِ خورشیدی   
xor gereft, gereft-e xoršidi (#)

Fr.: éclipse de soleil   

An eclipse in which the Earth passes through the shadow cast by the Moon. Solar eclipses only happen when the Moon is new and when the Moon lies close to the node of its orbit.

solar; → eclipse.

total eclipse
  گرفت ِ هماک   
gereft-e hamâk

Fr.: éclipse totale   

An → eclipse in which the whole of the disk of the Sun or Moon is obscured. See also → annular eclipse, → partial eclipse, → totality, → totality path.

total; → eclipse.

total lunar eclipse
  مانگ‌گرفت ِ هماک   
mânggereft-e hamâk

Fr.: éclipse lunaire totale   

A → lunar eclipse when the entire → Moon passes through the Earth's → umbra. The maximum duration of a total lunar eclipse is 1h 47m. It happens when the Moon crosses the umbra at its → apogee, where it moves the most slowly, and the Earth is at its → aphelion. The longest total lunar eclipse of the 21st century, lasting 1h 42m 59s, occurred on the night of 27 to 28 July 2018 (Europe, Africa, Asia, Australia, and New Zealand). See also → tetrad.

total; → lunar; → eclipse.

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