extragalactic
1. [ adjective ] outside or beyond a galaxy
Examples:

"extragalactic nebula"

Related terms: galaxy
Similar spelling:   extraction
  extravagant
  extractible
  extravaganza
  extravagancy
  extravagance
  extracurricular
  extravagantly
  extrapolation
  extramural
  extradural
  extralegal
  extractable