|
Definition of Cosmic microwave background radiation
1. 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.
Exact synonyms: Cbr, Cmb, Cmbr, Cosmic Background Radiation, Cosmic Microwave Background
Category relationships: Cosmogeny, Cosmogony, Cosmology
Generic synonyms: Cosmic Radiation
Category relationships: Cosmogeny, Cosmogony, Cosmology
Generic synonyms: Cosmic Radiation