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English Lexicon

Radio receiver

/ˈreɪ.di.oʊ rɪˈsiː.vər/
nounCEFR B2 (Upper)Top #14500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    An electronic device that connects to an antenna and demodulates radio waves to recover the encoded information, such as audio signals, for broadcast listening.

    "He tuned the vintage radio receiver to catch the evening shortwave broadcast."
  2. 2

    A component within a broader communication system responsible for detecting and processing transmitted signals.

    "The satellite communication link relies on a highly sensitive radio receiver to process weak signals from deep space."
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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term combines 'radio', derived from the Latin radius (meaning spoke or ray) via the prefix radio- used in wireless telegraphy originating in the early 20th century, and 'receiver', from the Middle English receiven, rooted in Latin recipere. Together, the compound emerged during the 1920s with the commercialization of domestic wireless broadcasting to describe electronic devices designed to intercept and convert electromagnetic waves into audible sound.

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