E·ly·si·um (ĭ-lĭz'ē-əm, ĭ-lĭzh'-) </span>
[Latin Ēlysium, from Greek Ēlusion (pedion), Elysian (fields).]The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2003 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
The noun Elysium has one meaning:
Meaning #1: a heavenly place (peaceful and beautiful) where those who are favored by the gods can go when they die
Synonyms: Elysian Fields, Valhalla, paradise
WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved.
Many thanks go out to the people at a9.com for these definitions.