noun
- an electronic device that generates microwaves using a magnetic field to control the flow of electrons
Usage: technical; electronics
Examples
- The microwave oven uses a magnetron to produce the microwaves that heat food.
- Radar systems rely on magnetrons to generate high-frequency radio waves.
- The magnetron in the kitchen appliance needed replacement after years of use.
- Scientists developed the magnetron during World War II for military radar applications.
- The power output of the magnetron determines how quickly the microwave can cook food.
- Engineers tested the new magnetron design for improved efficiency and reliability.