English

Adjective

extragalactic ‎(not comparable)

1. (astronomy) Originating outside of the Milky Way galaxy.

   Extragalactic astronomy is the study of things outside the Milky Way

extragalactic ‎(comparative more extragalactic, superlative most extragalactic)

1. (astronomy) Originating outside of a galaxy

Translations

Related terms

• extrasolar
• extraplanetary
• extraterrestrial
• intergalactic
• intragalactic
• galactic