Definition of Sedna in English :

Define Sedna in English

Sedna meaning in English

Meaning of Sedna in English

Pronunciation of Sedna in English

Sedna pronunciation in English

Pronounce Sedna in English


see synonyms of sedna


1. sedna

a planetoid of rock and ice about three-quarters the size of Pluto discovered in 2003; the most distant object known to orbit around the sun

WordNet Lexical Database for English. Princeton University. 2010.


see synonyms of sedna
a red planet-like object, roughly half the size of the Earth's moon, orbiting the sun but considerably beyond Pluto; discovered in 2003

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