Spiral galaxies
Star systems and spiral galaxies are semantically related. In some cases you can use "Star systems" instead a noun phrase "Spiral galaxies".
Star systems
Spiral galaxies and star systems are semantically related. You can use "Spiral galaxies" instead a noun phrase "Star systems".
Mutual synonyms
Cite this Source
Star systems and Spiral galaxies. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/spiral_galaxies/star_systems
Spiral galaxies & Star systems. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/spiral_galaxies/star_systems>.
Star systems or Spiral galaxies. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/spiral_galaxies/star_systems.
Google Ngram Viewer shows how "spiral galaxies" and "star systems" have occurred on timeline