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cosmic background radiation

cosmic background radiation noun: all the electromagnetic radiation entering the Earth from non-point sources in deep space, generally attributed to the Big Bang.

Noun

cosmic background radiation (uncountable)

  1. All the electromagnetic radiation entering the Earth from non-point sources in deep space, generally attributed to the Big Bang.
    • Holonyms: electromagnetic radiation < radiation
    • Meronyms: CMB, CμB, cosmic microwave background; CIRB, CIB, cosmic infrared background; CNB, CνB, CvB, cosmic neutrino background; CGWB, CGB, cosmic gravitational-wave background

Synonyms of cosmic background radiation

Questions about cosmic background radiation

What does cosmic background radiation mean?
Cosmic background radiation means all the electromagnetic radiation entering the Earth from non-point sources in deep space, generally attributed to the Big Bang.
What part of speech is cosmic background radiation?
Cosmic background radiation is a noun.

Words near cosmic background radiation in the dictionary

  1. Cosmești
  2. cosmian
  3. cosmians
  4. cosmic
  5. cosmic background
  6. cosmic background radiation
  7. cosmic bowling
  8. cosmic calendar
  9. cosmic calendars
  10. cosmic censorship
  11. cosmic censorship hypotheses

Source and license

Adapted from Wiktionary: cosmic background radiation (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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