cyclotron

noun 0.648

gyrotron

noun 0.639

magnetron

noun 0.631

cathode-ray tube

noun 0.577

synchrocyclotron

noun 0.575

betatron

noun 0.570

synchrotron

noun 0.566

vacuum tube

noun 0.559

thyristor

noun 0.549

electron tube

noun 0.542

hot cathode

noun 0.530

transistor

noun 0.529

thermionic valve

noun 0.529

triode

noun 0.521

electron gun

noun 0.521

blaster

noun 0.520

particle accelerator

noun 0.517

crystal radio

noun 0.514

junction transistor

noun 0.513

klaxon

noun 0.510

plasmatron

noun 0.506

tunnel diode

noun 0.504

tetrode

noun 0.504