Radio Meaning: Definition, Examples, and Translations
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radio
[หreษชdiษส ]
Definitions
listen to music
A device used for listening to broadcasts, typically news, music, or talks.
Synonyms
broadcast receiver, transistor, wireless.
Examples of usage
- I always listen to the radio on my way to work.
- The radio in my car is broken.
communication
The activity or industry of broadcasting sound programs to the public.
Synonyms
airwaves, broadcasting, transmission.
Examples of usage
- She works in radio and hosts her own show.
- The radio station is holding a contest.
radio frequency
A type of electromagnetic wave of a particular frequency used for long-range communication.
Synonyms
Examples of usage
- The military uses radio waves for communication.
- The radio frequency was jammed by interference.
Translations
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Interesting Facts
Historical Origins
- The word 'radio' comes from 'radius', meaning 'ray', reflecting how sound waves travel in rays.
- The first radio transmission took place in 1895 by Guglielmo Marconi, marking the beginning of wireless communication.
- In the 1920s, radios became widely popular in homes, revolutionizing how people access news and entertainment.
Technology
- Radios work by converting electrical energy into sound, using components like antennas and speakers.
- There are different types of radios, including AM (Amplitude Modulation) and FM (Frequency Modulation), which differ in sound quality and reception.
- Modern technology has expanded radio into digital formats, allowing for online streaming and satellite radio access.
Cultural Impact
- During World War II, radio became a key tool for disseminating news and propaganda to the public.
- In the 1950s, rock 'n' roll music gained popularity partly due to radio broadcasts, shaping youth culture.
- Today, podcasts have transformed radio into a platform for storytelling, education, and niche discussions beyond traditional broadcasting.
Science
- Radio waves are a type of electromagnetic radiation, similar to light, but with much longer wavelengths.
- Scientists use radio telescopes to study distant celestial phenomena, helping us understand the universe better.
- In medicine, radio waves are used in MRI technology to create detailed images of the inside of the body.
Art
- Radio drama was a popular form of entertainment in the early 20th century, bringing stories to life with sound effects and actors' voices.
- Artists and musicians often use radio as a medium for promoting their work and reaching wider audiences.
- The concept of 'radio art' explores sound as an artistic medium, challenging traditional boundaries of visual art.
Origin of 'radio'
The word 'radio' originated in the early 20th century from the term 'radiotelegraphy,' combining 'radio' and 'telegraphy.' It was first used in the context of wireless communication. Over time, 'radio' evolved to encompass not only the device used for listening to broadcasts but also the industry of broadcasting sound programs to the public, as well as the electromagnetic waves used for communication. Today, radio remains an important medium for entertainment, news, and communication.