An electromagnetic wave with a wavelength in the range 0.001-0.3 m, shorter than that of a normal radio wave but longer than those of infrared radiation. Microwaves are used in radar, in communications, and for heating in microwave ovens and in various industrial processes
Designating containers, utensils, etc., made of materials suitable for use in a microwave oven.
A weak uniform microwave radiation which is detectable in nearly every direction of the sky. It is believed to be evidence of the Big Bang
= microwave background.
An oven that uses microwaves to cook or heat food