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• cosmic microwave background (noun)
  1. 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
• cosmic microwave background radiation (noun)
  1. 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
• microwave bomb (noun)
  1. a bomb that explodes in midair and releases a massive burst of electromagnetic energy sufficient to disable computers and telecommunications without killing people or damaging buildings
• microwave diathermy machine (noun)
  1. diathermy machine that uses microwave radiation as the source of heat
• microwave linear accelerator (noun)
  1. linear accelerator that uses microwaves
• microwave oven (noun)
  1. kitchen appliance that cooks food by passing an electromagnetic wave through it; heat results from the absorption of energy by the water molecules in the food
• microwave radar (noun)
  1. measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
• microwave spectroscopy (noun)
  1. the use of spectroscopy to study atomic or molecular resonances in the microwave spectrum
• microwave spectrum (noun)
  1. the part of the electromagnetic spectrum corresponding to microwaves
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