Sedna

See also: sedna

English

Sedna's planetary symbol ⟨⯲⟩

Orbit of Sedna (red) compared to those of outer Solar System objects (Pluto's in purple)

Artist's impression of Sedna.

Etymology

Borrowed from Inuktitut Sitna.

The minor planet is named after the goddess.

Proper noun

Sedna

2. (mythology, Inuit mythology) The Inuit goddess of the sea and marine animals.
4. (astronomy) 90377 Sedna, a trans-Neptunian dwarf planet whose eccentric detached orbit is wholly beyond the Kuiper belt.
   • 2007, C. Murray, David Brodie, Ice, Rock, and Beauty: A Visual Tour of the New Solar System, page 32:

     Scattered beyond the Kuiper Belt is a disk of objects such as Eris and Sedna.

   • 2009, Alan Boyle, The Case for Pluto: How a Little Planet Made a Big Difference‎^[1], page 106:

     Brown clicked on a button to have the computer calculate just how far away the object was, and came up with a distance farther than Pluto, even farther than Sedna: about 97 AU. Then he ran some quick calculations to estimate how big the object was, assuming that it was as reflective as Sedna.

   • 2010, Rodney S. Gomes, Jean S. Soares, Sedna, 2004 VN112 and 2000 CR105: the tip of an iceberg, Julio A. Fernández, Daniela Lazzaro, Dina Prialnik, Rita Schulz (editors), Icy Bodies of the Solar System: Proceedings of the 263rd Symposium of the International Astronomical Union (IAU S263), page 67,

     We review two main scenarios that may have implanted Sedna, 2004 VN112 and 2000 CR105 on their current peculiar orbits.

Synonyms

• (astronomy, astrology): ⯲

Derived terms

• sednoid

Translations

a goddess

• Dutch: Sedna (nl)
• Esperanto: Sedno (eo)
• French: Sedna (fr) f
• Latin: Sedna n
• Polish: Sedna f
• Portuguese: Sedna (pt)
• Russian: Се́дна (ru) f (Sédna)

planetoid

• Chinese:

  Mandarin: 賽德娜／赛德娜

• Dutch: Sedna (nl)
• Esperanto: Sedno (eo)
• French: Sedna (fr)
• Norwegian: Sedna
• Polish: Sedna f
• Portuguese: Sedna (pt)
• Russian: Се́дна (ru) f (Sédna)
• Swedish: Sedna (sv)

See also

• (most likely dwarf planets of the Solar System) Ceres, Orcus, Pluto, Haumea, Quaoar, Makemake, Gonggong, Eris, Sedna

Further reading

• Sedna (mythology) on Wikipedia.Wikipedia
• 90377 Sedna on Wikipedia.Wikipedia

Anagrams

• Andes, DNase, Danes, Deans, Denas, Neads, Sande, Sedan, Snead, deans, nades, saden, sedan, snead

Polish

Etymology

Borrowed from English Sedna.

Pronunciation

• IPA^(key): /ˈsɛd.na/
• Rhymes: -ɛdna
• Syllabification: Sed‧na
• Homophone: sedna

Proper noun

Sedna f

1. (Inuit mythology) Sedna (Inuit goddess of the sea and marine animals)
2. Sedna (trans-Neptunian dwarf planet whose eccentric detached orbit is wholly beyond the Kuiper belt)

Declension

Declension of Sedna

	singular
nominative	Sedna
genitive	Sedny
dative	Sednie
accusative	Sednę
instrumental	Sedną
locative	Sednie
vocative	Sedno

Further reading

• Sedna in Polish dictionaries at PWN

Portuguese

Proper noun

Sedna f

1. Sedna (Inuit sea goddess)

Proper noun

Sedna

1. Sedna (trans-Neptunian object)

Tatar

Proper noun

Sedna

1. Sedna, a large trans-Neptunian object.

References

• planetağa Sedna digän isem quşıldı...