An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 8 Search : full
apogee full Moon
  پرمانگ ِ اپازم، پرماه ِ ~   
pormâng-e apâzam, pormâh-e ~

Fr.: pleine lune d'apogée   

The → full Moon when our natural satellite is at its farthest position from the Earth. The difference in apparent size with respect to the → perigee full Moon represents a difference in distance of just under 50,000 km between → apogee and → perigee, given the Moon's average distance of about 385,000 km. Also called → full micro Moon.

apogee; → full; → moon.

full
  پر   
por (#)

Fr.: plein   

Completely filled; containing all that can be held; complete; entire; maximum.

O.E. full "completely, full," from P.Gmc. *fullaz (cf. O.Fris. ful, O.N. fullr, O.H.G. fol, Ger. voll), akin to Pers. por, as below.

Por "full;" Mid.Pers. purr "full;" O.Pers. paru- "much, many;" Av. parav-, pauru-, pouru-, from par- "to fill;" PIE base *pelu- "full," from *pel- "to be full;" cf. Skt. puru- "much, abundant;" Gk. polus "many," plethos "great number, multitude;" O.E. full.

full micro Moon
  ریز پرمانگ، ~ پرماه   
riz pormâng, ~ pormâh

Fr.: pleine lune d'apogée   

Same as → apogee full Moon.

full; → micro-; → Moon.

full moon
  پرمانگ، پرماه   
pormâng, pormâh (#)

Fr.: pleine lune   

1) The moon at → opposition, when it appears as a round disk to an observer on the Earth because the illuminated side is toward him.
2) The phase when the → age of the moon, measured from → new moon, is 14.5 days.

full; → moon.

Pormâh, from Mid.Pers. purrmâh, from Av. pərənô.manha- "full moon" (cf. Skt. pūrná-mās-); → full; → moon.

full super Moon
  ابر پرمانگ، ابر پرماه   
abar pormâng, abar pormâh

Fr.: pleine lune de périgée   

Same as → perigee full Moon.

full; → super-; → Moon.

full-width at half-maximum (FWHM)
  پهنای ِ نیم‌بیشینه   
pahnâ-ye nim-bišiné

Fr.: largeur à mi-hauteur   

The full width of a → profile (spectral line or a cross-cut in an image component) at half-maximum intensity.

full; → width; → half; → maximum.

Pahnâ, → width; nim, → half; bišiné, → maximum.

perigee full Moon
  پرمانگ ِ پیرازم   
pormâng-e pirâzam

Fr.: pleine lune de périgée   

The → full Moon when our natural satellite is at its closest approach to the Earth. Perigee full Moons are as much as 14% larger and 30% brighter than → apogee full Moons. Also called perigee-syzygy full Moon, super full Moon, and → supermoon. The Supermoon on November 14, 2016, was the closest (356,523 km) a Full Moon has been to Earth since January 26, 1948. The next time a Full Moon is even closer to Earth (356,448 km) will be on November 25, 2034.

perigee; → full; → moon.

perigee-syzygy full Moon
  مانگ ِ پیراهور-یوجان   
Mâng-e pirâhur-yujân

Fr.: lune de périgéé-syzygie   

perigee full Moon.

perigee-; → syzygy; → full; → moon.