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
1960-65
Examples from the web for microwave oven
Of course it's not, because it takes much longer to learn how to use a computer than a vacuum cleaner or a microwave oven.
The researchers initially considered thawing the squid in a giant microwave oven.
But the steam was created by heating a wet cotton ball in a microwave oven and hiding it behind the potato.
Sprinkle with shredded jack cheese and heat in a microwave oven until cheese melts.
Heat them in a frying pan, the oven, or a microwave oven.
If one is on a salt free diet, try the same thing in a microwave oven.
Cut in half and cooked for a few minutes in a microwave oven, they practically leap out of their shells.
Microwave radiation is absorbed in the biological tissue, which is employed in a microwave oven for heating food.
Another good design: a microwave oven cannot switch on when the door is open.
Remember when you first got a microwave oven it came with a radiation detector, to ensure microwaves did not escape.
British Dictionary definitions for microwave oven
microwave oven
noun
1.
an oven in which food is cooked by microwaves Often shortened to micro, microwave