See also: big bang
English astronomer Fred Hoyle is responsible for coining the term "Big Bang" on BBC radio's Third Programme, broadcast at 18:30 GMT on 28 March 1949.
- The cosmic event that marks the beginning of time and the rapid expansion of space for the visible universe. The evolution of the universe since that beginning point is described by the Big Bang Theory.
Big Bang m
- (astrophysics) Big Bang (cosmic event that marked the beginning of time)