cosmic microwave background
ریشه و کاربرد
ریشه
The term 'cosmic' refers to its origin in the universe, 'microwave' describes the type of radiation, and 'background' indicates its pervasive nature.
مثال
- The cosmic microwave background provides valuable information about the early universe.
- Scientists use sensitive instruments to measure the temperature fluctuations in the cosmic microwave background.
- The discovery of the cosmic microwave background was a significant milestone in cosmology.
ترکیبهای رایج
Measure the cosmic microwave background Study the cosmic microwave background Detect cosmic microwave background
تعریف انگلیسی
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