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BIG-BANG THEORY
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Dictionary entry overview: What does big-bang theory mean?
• BIG-BANG THEORY (noun)
The noun BIG-BANG THEORY has 1 sense:
1. (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
Familiarity information: BIG-BANG THEORY used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
(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
Classified under:
Nouns denoting cognitive processes and contents
Synonyms:
big-bang theory; big bang theory
Hypernyms ("big-bang theory" is a kind of...):
scientific theory (a theory that explains scientific observations)
Domain category:
cosmogeny; cosmogony; cosmology (the branch of astrophysics that studies the origin and evolution and structure of the universe)
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