From WordNet (r) 3.0 (2006) [wn]:
Eden
n 1: any place of complete bliss and delight and peace [syn:
Eden, paradise, nirvana, heaven, promised land,
Shangri-la]
2: a beautiful garden where Adam and Eve were placed at the
Creation; when they disobeyed and ate the forbidden fruit
from the tree of knowledge of good and evil they were driven
from their paradise (the fall of man) [syn: Eden, {Garden
of Eden}]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Eden \E"den\, n. [Heb. [=e]den delight, pleasure; also, a place
of pleasure, Eden.]
The garden where Adam and Eve first dwelt; hence, a
delightful region or residence.
[1913 Webster]
From The Free On-line Dictionary of Computing (8 July 2008) [foldoc]:
Eden
A concurrent, object-oriented, distributed {operating
system} and language, based on remote procedure call. It
has both synchronous and asynchronous message passing.
["The Eden System: A Technical Review", G. Almes et al, IEEE
Trans Soft Eng SE-11(1):43-59 (Jan 1985)].