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Definition of Big Bang Theory in English :

Define Big Bang Theory in English

Big Bang Theory meaning in English

Meaning of Big Bang Theory in English

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Big Bang Theory pronunciation in English

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Big Bang Theory

see synonyms of big bang theory

Noun

1. big bang theory, big-bang theory

(cosmology) the theory that the universe originated sometime between 10 billion and 20 billion years ago from the cataclysmic explosion of a small volume of matter at extremely high density and temperature

WordNet Lexical Database for English. Princeton University. 2010.

Big Bang Theory

see synonyms of big bang theory
noun
physics
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
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 evolved but the universe is still expanding
Compare steady-state theory

Collins English Dictionary. Copyright © HarperCollins Publishers

Big Bang Theory

see synonyms of big bang theory
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
see also steady-state theory

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Big Bang Theory

see synonyms of big bang theory
n.
A scientific theory describing the origin of all space, time, matter, and energy approximately 13.7 billion years ago from the violent expansion of a singular point of extremely high density and temperature.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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