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Thesaurus: extragalactic nebula
(astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust
Related headwords
systemsdefinitionastronomydefinitionbillionsdefinitioncollectiondefinitiondustdefinitionnebulaedefinitionstardefinitionstarsdefinitionextrafamilyextra dividendfamilyextra duty allowancefamilyextra inningsfamilyextra largefamilyextra pointfamilyextra timefamilyextra-familyextra-ocularfamilyextra-officialfamilyextra-terrestrialsfamilyextra-uterinefamilyextraarticularfamilyextraaxillarfamilyextraaxillaryfamilyextrabranchialfamilyextracapsularfamilyextracapsular surgeryfamilyextracellularfamilyextracellular fluidfamily