microwave

Definition

An electromagnetic wave with wavelength between that of infrared light and radio waves.

Etymology

From micro- + wave.

Example Sentences

• "Many radar systems use a combination of radio waves and microwaves."
• "Microwaves do not follow the curvature of the earth, but travel in a straight line. They must therefore have unobstructed "line of sight" and the dish aerials have to be sited on towers or high buildings, on high ground, or a combination of all three."
• "Just put it in the microwave for 30 seconds and it's ready to eat."