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extragalactic Definition

extra·ga·lac·tic (eks′trə gə lak′tik)

adjective

outside or beyond our own galaxy
extragalactic Usage Examples

Modifies a noun

  • astronomy: Some examples of these for both galactic and extragalactic astronomy are given in the next two sections.
  • count: Integral ELAIS extragalactic source counts at 15µm, with the evolving Xu et al.
  • object: CDS collects and distributes astronomical data catalogs, related to observations of stars and galaxies, and other galactic and extragalactic objects.
  • source: In the past, DRAGNs have usually been called extragalactic radio sources.
  • catalog: For example, if associations were found to both an extragalactic catalog and a stellar catalog, the ID type was " multiple " .
  • survey: High-frequency extragalactic sky surveys are expected to have a major impact on astrophysics.