Telegraph
Definition
The telegraph was a long-distance communication device invented in the 19th century that used coded signals to send messages across wires.
Analogy
Think of the telegraph as an old-school version of texting. Instead of typing out words on your phone, you'd tap out Morse code on a telegraph machine, and someone far away could read your message almost instantly.
Related terms
Morse Code: This is a system of dots and dashes representing letters and numbers, used for sending messages via the telegraph.
Communication Revolution: This term refers to the dramatic change in how information was shared and spread due to inventions like the telegraph. It's like going from passing handwritten notes in class to group chatting on social media.
Electrical Engineering: This is a field of engineering that involves designing devices (like the telegraph) that use electricity. It's like being an architect but for gadgets instead of buildings.
"Telegraph" appears in:
Study guides (2)
Practice Questions (3)
- What impact did telegraph have on communication during mid-19th century in USA?
- Who invented the telegraph during the US Market Revolution?
- Who is credited with inventing the telegraph that revolutionized long-distance communication during the mid-19th century?
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