What is the definition of Big bang theory? | Dictionary.net

BIG BANG THEORY

\bˈɪɡ bˈaŋ θˈi͡əɹi], \bˈɪɡ bˈaŋ θˈi‍əɹi], \b_ˈɪ_ɡ b_ˈa_ŋ θ_ˈiə_ɹ_i]\

Definitions of BIG BANG THEORY

2006 - WordNet 3.0
2011 - English Dictionary Database

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(cosmology) the theory that the universe originated 20 billion years ago from the cataclysmic explosion of a small mass of matter at extremely high density and temperature

2006 - WordNet 3.0
By Princeton University

(cosmology) the theory that the universe originated 20 billion years ago from the cataclysmic explosion of a small mass of matter at extremely high density and temperature

2011 - English Dictionary Database
By DataStellar Co., Ltd

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