extragalactic

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English[edit]

Etymology[edit]

extra- +‎ galactic

Adjective[edit]

extragalactic (not comparable)

  1. (astronomy) Originating outside of the Milky Way galaxy.
    Extragalactic astronomy is the study of things outside the Milky Way
  2. (astronomy) Originating outside of any galaxy.

Related terms[edit]

Translations[edit]