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cosmic background radiation

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1. n. (cosmology) the cooled remnant of the hot big bang that fills the entire universe and can be observed today with an average temperature of about 2.725 kelvin Source: wordnet

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average bang big cooled cosmology entire fills hot kelvin observed remnant temperature today universe

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cosmic cosmic dust cosmic microwave background cosmic microwave background radiation cosmic radiation cosmic ray cosmic string cosmic time cosmic-rays cosmical

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