radio source

noun

, Astronomy.

a cosmic object or phenomenon, as a galaxy, pulsar, quasar, or the remnant of a supernova or of a galactic collision, that emits radio waves.

radio source

noun

a celestial object, such as a supernova remnant or quasar, that is a source of radio waves

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Word History and Origins

Origin of radio source¹

First recorded in 1945–50

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Example Sentences

Eventually, the astronomers hope to use the newly constructed array of 36 dishes, each standing three stories tall and spanning nearly 40 feet across, to scour a quarter of the Australian sky for radio sources that change monthly.

From Popular-Science

We’re really bridging that gap between extragalactic radio sources, and sources within our galaxy.

From Popular-Science

radiosonde radio spectrum

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