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Definition of background radiation in English: background radiationnoun mass nounAstronomy The uniform microwave radiation remaining from the Big Bang. Example sentencesExamples - This microwave interference came to be recognized as cosmic background radiation, a remnant of the Big Bang.
- Atoms, molecules, and dust particles floating in in, however, would reach an equilibrium temperature with the cosmic background radiation left over from the Big Bang.
- Even in the vacuum of deep space, temperatures measure approximately 3K due to background radiation left over from the big bang.
- It's called the cosmic background radiation - radiation that originated in that primordial fire ball.
- We are also exposed to naturally occurring radiation or background radiation.
Definition of background radiation in US English: background radiationnoun Astronomy The uniform microwave radiation remaining from the Big Bang. Example sentencesExamples - Atoms, molecules, and dust particles floating in in, however, would reach an equilibrium temperature with the cosmic background radiation left over from the Big Bang.
- It's called the cosmic background radiation - radiation that originated in that primordial fire ball.
- This microwave interference came to be recognized as cosmic background radiation, a remnant of the Big Bang.
- We are also exposed to naturally occurring radiation or background radiation.
- Even in the vacuum of deep space, temperatures measure approximately 3K due to background radiation left over from the big bang.
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