telegraph
noun
[ ˈtɛlɪɡrɑːf ]
• a system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection.
• "news came from the outside world by telegraph"
• a board displaying scores or other information at a sports match or race meeting.
telegraph
verb
• send (someone) a message by telegraph.
• "I must go and telegraph Mama"
Origin:
early 18th century: from French télégraphe, from télé- ‘at a distance’ + -graphe (see -graph).