Meanings
radio star1
nounradio star (plural radio stars)
plural radio stars
- broadcastingA celebrity famous for appearances in radio broadcasts.
radio star2
nounradio star (plural radio stars)
plural radio stars
- obsoleteastronomyA discrete astronomical radio source
Origin
radio star · noun
From being discrete astronomical radio-frequency electromagnetic radiation sources found in the sky, which would twinkle when the Earth's ionosphere varies.
Full word history & related roots →Cite this entry
APA
radio star. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/radio%20star
MLA
“radio star.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/radio%20star. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “radio star,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/radio%20star.
Source: radio star on Wiktionary, CC BY-SA 4.0.