telegraphy

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. communicating at a distance by electric transmission over wire (Freq. 1)
• Derivationally related forms:
telegraphist, telegrapher
• Members of this Topic:
cable, telegraph, wire
• Hypernyms:
telecommunication, telecom
2. apparatus used to communicate at a distance over a wire (usually in Morse code)
• Syn:
telegraph
• Derivationally related forms:
telegraphist, telegrapher, telegraphic (for: telegraph), telegrapher (for: telegraph), telegraph (for: telegraph)
• Hypernyms:
apparatus, setup