Pronunciation: (kā'os),[key] —n. 1. a state of utter confusion or disorder; a total lack of organization or order.
2. any confused, disorderly mass: a chaos of meaningless phrases. 3. the infinity of space or formless matter supposed to have preceded the existence of the ordered universe.
4. (cap.) the personification of this in any of several ancient Greek myths.
5. Obs.a chasm or abyss.