English Explanatory Dictionary

telegraphoscope

English dictionary entry

Meanings

noun
  1. An instrument for telegraphically transmitting a picture and reproducing its image as a positive or negative. The transmitter includes a camera obscura and a row of minute selenium cells. The receiver includes an oscillograph, relay, equilibrator, and an induction coil whose sparks perforate a paper with tiny holes that form the image.

Word forms

telegraphoscope telegraphoscopes

Etymology

From telegraph + -o- + -scope.

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