noun
- 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. (.
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). CMBR. Retrieved September 25, 2026, from http://smartdefine.org/cmbr/definitions/1266188 |
| Chicago | WordNet. 2010. "CMBR" http://smartdefine.org/cmbr/definitions/1266188 (accessed September 25, 2026). |
| Harvard | WordNet 2010, CMBR, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/cmbr/definitions/1266188>. |
| MLA | WordNet. "CMBR" 23 October 2010. Web. 25 September 2026. <http://smartdefine.org/cmbr/definitions/1266188> |