Definition of phanotron in English:

phanotron

(also phanatron)

noun

Electronics
  • A thermionic diode rectifier utilizing an arc discharge in mercury vapour or gas at very low pressure.

Origin

1930s. Origin uncertain; perhaps from ancient Greek ϕαν-, stem of ϕαίνειν to bring to light, cause to appear + -o- + -tron. Originally a trade name.

Pronunciation

phanotron

/ˈfanətrɒn/