microwave background
noun
a background of microwave electromagnetic radiation with a black-body spectrum discovered in 1965, understood to be the thermal remnant of the big bang with which the universe began
Words nearby microwave background
microvasculature,
microvillus,
microvolt,
microwatt,
microwave,
microwave background,
microwave communication,
microwave detector,
microwave oven,
microwave spectroscopy,
microwave spectrum
Scientific definitions for microwave background
microwave background
See cosmic background radiation.