radiotelegraph

/'reidiou'teligrɑ:f/

Thân thiện

The operator sends a message using the radiotelegraph.

Definition

1. Noun:
   • A system of telegraphy using radio waves: "radiotelegraph" refers to the technology and practice of sending telegraphic messages via radio signals, typically using Morse code, without the need for physical wires.
   • A radio telegraph apparatus: It can also denote the specific device used for sending and receiving such messages.

Usage

• As a noun (system):
  • The ship's communication relied on the radiotelegraph for distress calls.
  • Before satellites, transoceanic communication often used radiotelegraphy.
• As a noun (device):
  • The operator sat by the radiotelegraph, listening for signals.
  • They installed a new radiotelegraph in the control room.

Advanced Usage

• "Radiotelegraph operator": A person skilled in sending and receiving Morse code via radio.
  • He trained for years to become a licensed radiotelegraph operator.
• "Radiotelegraphic signal": A signal transmitted via this system.
  • The faint radiotelegraphic signal was barely audible through the static.

Variants and Related Words

• Radiotelegraphy (n): The technique or process of telegraphing by radio.
  • Radiotelegraphy was a major advancement over landline telegraphy.
• Radiotelegram (n): A message sent by radiotelegraph.
  • They received a radiotelegram with the urgent news.

Synonyms

• Wireless telegraphy: Telegraphy conducted without connecting wires.
• Radio telegraphy: Another term for the same system.

Related Phrases

• To send by radiotelegraph: To transmit a message using this method.
  • The captain decided to send the coordinates by radiotelegraph.

Học thuật

Noun

1. the use of radio to send telegraphic messages (usually by Morse code)
2. telegraphy that uses transmission by radio rather than by wire

Từ đồng nghĩa

• radiotelegraphy
• wireless telegraph
• wireless telegraphy