cosmic microwave background
Pronunciation
/kˈɑːzmɪk mˈaɪkɹoʊwˌeɪv bˈækɡɹaʊnd/
CMB
cosmic microwave background radiation
CMBR

Definition & Meaning of "cosmic microwave background"in English

Cosmic microwave background
01

(cosmology) the faint glow of radiation spreading through the universe, believed to be residual radiation from the Big Bang

Grammatical Information
Animacy status
Inanimate
Composition
complex compound
Uncountable
Examples
The cosmic microwave background is remarkably uniform across the sky.
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