MAGNETRON as NOUN

1. Meaning
   • a diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields
   • used mainly in microwave oscillators
   Hypernyms(s) magnetron is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • tube (what does tube mean?)
   • vacuum tube (what does vacuum tube mean?)
   • thermionic vacuum tube (what does thermionic vacuum tube mean?)
   • thermionic tube (what does thermionic tube mean?)
   • electron tube (what does electron tube mean?)
   • thermionic valve (what does thermionic valve mean?)