1.  microwave(n = noun.phenomenon) - a short electromagnetic wave (longer than infrared but shorter than radio waves); used for radar and microwave ovens and for transmitting telephone, facsimile, video and data;
is a kind of electromagnetic radiation, electromagnetic wave, nonparticulate radiation
is a part of electromagnetic spectrum
Derived form verb microwave₁

2.  microwave(n = noun.artifact) microwave oven - 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;
is a kind of kitchen appliance
Derived form verb microwave₁

   microwave(v = verb.change) micro-cook, nuke, zap - cook or heat in a microwave oven; "You can microwave the leftovers"
is one way to cook
Derived forms noun microwave₂, noun microwave₁
Sample sentences: The chefs microwave the vegetables

microwave, n.
1 an electromagnetic wave with a wavelength in the range 0.001-0.3m.
2 (in full microwave oven) an oven that uses microwaves to cook or heat food quickly.

cosmic microwave background, cosmic microwave background radiation, microwave bomb, microwave diathermy machine, microwave linear accelerator, microwave oven, microwave radar, microwave spectroscopy, microwave spectrum