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Definition of Microwave radiation
1. Noun. (physics) electromagnetic radiation that has a frequency of about 3 to 30 GHz ¹
¹ Source: wiktionary.com
Medical Definition of Microwave radiation
1. Electromagnetic radiation with wavelengths between 3 millimetres and 300 millimetres. Used in radar, these waves have frequencies between 1-100 gigahertz. Microwaves have also been harnessed for cooking in microwave ovens. (09 Oct 1997)