Extragalactic nebula
Extragalactic nebula noun - (astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust.
Show all Definitions
Synonyms for Extragalactic nebula
Spiral galaxy and extragalactic nebula are semantically related. In some cases you can replace phrase "Spiral galaxy" with "Extragalactic nebula", this phrases are similar.
Spiral galaxy
Spiral galaxy noun - A galaxy having a spiral structure; arms containing younger stars spiral out from old stars at the center.
Show all Definitions
Synonyms for Spiral galaxy
Extragalactic nebula and spiral galaxy are semantically related. Sometimes you can use "Extragalactic nebula" instead a noun phrase "Spiral galaxy".
Mutual synonyms
Cite this Source
Spiral galaxy and Extragalactic nebula. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/extragalactic_nebula/spiral_galaxy
Extragalactic nebula & Spiral galaxy. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/extragalactic_nebula/spiral_galaxy>.
Spiral galaxy or Extragalactic nebula. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/extragalactic_nebula/spiral_galaxy.
Google Ngram Viewer shows how "extragalactic nebula" and "spiral galaxy" have occurred on timeline