Noun

(en noun) (wikipedia ego)

(senseid)the self, especially with a sense of self-importance

* 1998 ,

When every thought absorbs your attention completely, when you are so identified with the voice in your head and the emotions that accompany it that you lose yourself in every thought and every emotion, then you are totally identified with form and therefore in the grip of ego'. ' Ego is a conglomeration of recurring thought forms and conditioned mental-emotional patterns that are invested with a sense of I, a sense of self.

(psychology, Freudian) the most central part of the mind, which mediates with one's surroundings

* 1954 , Calvin S. Hall, “A Primer of Freudian Psychology”

In the well adjusted person the ego is the executive of the personality and is governed by the reality principle.

Noun

(en noun)

The surroundings of, and influences on, a particular item of interest.

The natural world or ecosystem.

* {{quote-magazine, date=2013-06-07, author=David Simpson

, volume=188, issue=26, page=36, magazine=(The Guardian Weekly) , title= Fantasy of navigation , passage=It is tempting to speculate about the incentives or compulsions that might explain why anyone would take to the skies in [the] basket [of a balloon]: […];  […]; or perhaps to muse on the irrelevance of the borders that separate nation states and keep people from understanding their shared environment .}}

All the elements over which a designer has no control and that affect a system or its inputs and outputs.

A particular political or social setting, arena or condition.

(computing) The software and/or hardware existing on any particular computer system.

(programming) The environment of a function at a point during the execution of a program is the set of identifiers in the function's scope and their bindings at that point.

(computing) The set of variables and their values in a namespace that an operating system associates with a process.