Definition of Fullerphone in English:

Fullerphone

noun

historical
  • A form of telegraph invented in the First World War (1914–18) that used a weak direct current rather than the alternating current of conventional telegraphy.

Origin

Early 20th century; earliest use found in Fullerphone. From the name of Algernon Clement Fuller, British soldier and inventor + phone.

Pronunciation

Fullerphone

/ˈfʊləfəʊn/