Coined by English astronomer Fred Hoyle on the BBC Third Programme, broadcast at 18:30 GMT on 28 March 1949. It is a popular but misinformed belief that this was intended as a derogatory term, Hoyle being a proponent of the opposing steady state theory, but Hoyle himself has rejected that notion.

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the Big Bang

1. (cosmology) 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.
   • 1955, Fred Hoyle, chapter 6, in The nature of the universe, page 113:

     On scientific grounds this big bang assumption is much less the palatable of the two.

2. (UK, finance, historical) The sudden deregulation of financial markets effected by prime minister Margaret Thatcher in 1986.

• Big Banger
• pre-bangian

• Big Bang on Wikipedia.Wikipedia

• gabbing, gnaB giB, gnab gib, Gnab Gib

Borrowed from English Big Bang.

• IPA^(key): /ˌbiɡ ˈbæːŋ/

Big Bang

1. Big Bang

• bigue-bangue (rare)

Unadapted borrowing from English Big Bang.

Big Bang m

1. (cosmology) Big Bang (cosmic event that marked the beginning of time)

   Synonym: Grande Expansão

Unadapted borrowing from English Big Bang.

Big Bang n

1. Big Bang