Meaning Of The Word Big bang theory

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What's the definition of Big bang theory? Find Big bang theory meanings, definitions and more at the Real Dictionary online.

Big bang theory Meaning

Big bang theory Definition
Big bang theory Definition

What's The Definition Of Big bang theory?

big bang theory
noun: a cosmological theory postulating that approximately 12 billion years ago all the matter of the universe, packed into a small superdense mass, was hurled in all directions by a cataclysmic explosion. As the fragments slowed down, the galaxies and stars ev
noun: the theory that the origin of the universe was in a cataclysmic explosion in which all the matter of the universe, packed into a small superdense mass, was hurled in all directions
singular noun: In astronomy, the big bang theory is a theory that suggests that the universe was created as a result of an extremely large explosion.

big bang theory in American English
noun: a theory that deduces a cataclysmic birth of the universe (big bang) from the observed expansion of the universe, cosmic background radiation, abundance of the elements, and the laws of physics

big-bang theory in American English
a theory of cosmology holding that the expansion of the universe began with a gigantic explosion (big bang) between 12 and 20 billion years ago

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