PHOTOTUBE


Meaning of PHOTOTUBE in English

transcription, транскрипция: [ ˈfō-tō-ˌtüb, -ˌtyüb ]

noun

Date: 1930

: an electron tube having a photoemissive cathode whose released electrons are drawn to the anode by reason of its positive potential

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.