radiotelephony

/'reidiouti'lefəni/

Thân thiện

An air traffic controller uses radiotelephony to speak with a pilot.

Definition

1. Noun:
   • Telephony using radio transmission: A system or method of telecommunication for voice transmission that utilizes radio waves instead of physical wires or cables to connect calls.

Examples of Usage

• Noun:
  • Before the advent of satellites, transoceanic communication relied heavily on radiotelephony.
  • The ship's captain used radiotelephony to contact the coast guard during the emergency.

Advanced Usage

• Technical/Historical Context: The term often refers to the technology used in the 20th century for mobile voice communication before the digital cellular era. It is a foundational technology for modern wireless communication.
  • Early aviation safety was greatly improved by the implementation of aeronautical radiotelephony.

Variants and Related Words

• Radiotelephone (noun): A device used for radiotelephony; a wireless telephone.
  • The explorer carried a bulky radiotelephone for communication from remote areas.
• Radiotelegraphy (noun): The use of radio transmission to send telegraphic messages (Morse code), as opposed to voice. This is a related but distinct technology.

Synonyms

• Wireless telephony: A direct synonym emphasizing the absence of wires.
• Radio telephony: An alternate spelling (without the compound form).

Notes on Meaning

• The term specifically denotes voice communication via radio. It is distinct from data transmission or broadcasting.
• It is a compound noun formed from "radio-" and "telephony." While "telephony" on its own can imply wired systems, "radiotelephony" explicitly specifies the wireless radio medium.

Học thuật

Noun

1. telephony that uses transmission by radio rather than by wire

Từ đồng nghĩa

• radiotelephone
• wireless telephone