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radio halo. In DICTIOUS you will not only get to know all the dictionary meanings for the word
radio halo, but we will also tell you about its etymology, its characteristics and you will know how to say
radio halo in singular and plural. Everything you need to know about the word
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English
Noun
radio halo (plural radio halos)
- (astronomy) A diffuse region of material, surrounding a galaxy or a pulsar, that emits radio waves.