Synonyms|21Antonyms|1|Broader|0Narrower|0Related|2

3 entries under expression topic. ×

1
celestial sphere(blue, heaven, heavens, Elysium)
1
vault of heaven(idiom, blue, heaven, heavens)
1
wild blue yonder(idiom, blue, heaven, heavens)
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APASmart Define. (2015). upper atmosphere thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/upper_atmosphere/thesaurus/synonyms
ChicagoSmart Define. 2015. "upper atmosphere thesaurus" https://smartdefine.org/upper_atmosphere/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, upper atmosphere thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/upper_atmosphere/thesaurus/synonyms>.
MLASmart Define. "upper atmosphere thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/upper_atmosphere/thesaurus/synonyms>