dream·time also Dream·time 
(drēmtīm′)
(drēmtīm′)n.
The time of the creation of the world in Australian Aboriginal mythology: "Aboriginal myths tell of the legendary totemic beings who wandered across the country in the Dreamtime ... singing the world into existence" (Bruce Chatwin).
[Translation of Aranda (Pama-Nyungan language of central Australia) aljerreŋe, in the dreamtime : aljerre, dream + -ŋe, from, of.]