microwave oven
noun
an electrically operated oven using high-frequency electromagnetic waves that penetrate food, causing its molecules to vibrate and generating heat within the food to cook it in a very short time.
Origin of microwave oven
First recorded in 1960–65
Words nearby microwave oven
British Dictionary definitions for microwave oven
microwave oven
noun
an oven in which food is cooked by microwaves
Often shortened to: micro, microwave