A galaxy emitting radiation in the radio-frequency range of the electromagnetic spectrum.
More example sentences
- Over the past 30 years, the Ooty Radio Telescope has produced many important astronomical results on radio galaxies, quasars, supernovae, pulsars, the interstellar and interplanetary media.
- ‘Massive clusters are the cities of the Universe, and the radio galaxies within them are the smokestacks we can use for finding them when they are just beginning to form,’ Miley said.
- Researchers conclude that the existence of winged radio galaxies proves that supermassive black holes collide.
Definition of radio galaxy in:
- The British & World English dictionary