Definition of radio luminosity in English:

radio luminosity

noun

Astronomy
  • = radio brightness.

Origin

1950s; earliest use found in Proceedings of the Royal Society of London. From radio + luminosity, after radio-luminous.

Pronunciation

radio luminosity

/ˌreɪdɪəʊ ˌl(j)uːmɪˈnɒsɪti/