Definition of tellograph in English:

tellograph

noun

historical
  • A semaphore apparatus invented by R. L. Edgeworth (1744–1817), English educational writer and engineer.

Origin

Late 18th century. Alteration of telegraph after ancient Greek λόγος word: compare quot. 1797 at main sense.

Pronunciation

tellograph

/ˈtɛləɡrɑːf//ˈtɛləɡraf/