den

n 1: the habitation of wild animals [syn: {lair}]

2: a hiding place; usually a remote place used by outlaws [syn:

{hideout}, {hideaway}]

3: a room that is comfortable and secluded

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)].