giant radio galaxy

English

Etymology

giant + radio galaxy

Noun

giant radio galaxy (plural giant radio galaxies)

1. (astronomy) a very large radio galaxy; a double radio source having an overall projected linear length exceeding 2 megaparsecs (or more specifically, 2×h₅₀^-1 Mpc)

Synonyms

• GRG (abbreviation)

Related terms

• radio galaxy
• giant quasar