Chaos refers to the void state preceding the creation of the universe in Greek creation myths, or to the initial "gap" created by the original separation of heaven and earth. Chaos also refers to a state of disorder, disharmony, dissonance, lawlessness, and unpredictability.
Usage
See Special:Whatlinkshere/Etymology:Chaos for a list of articles using this term.
This is an etymology page: a page detailing the origins of terminology used in the series in regards to real world culture and history.