142 entries under adjective topic. ×
| heavenly(celestial, astral) | |
| lunar | |
| monster(informal, huge) | |
| outrageous(expensive, high-priced, pricey, pricely) | |
| stellar(total, common, regular, whole) | |
| cosmic(common, huge, general, broad) | |
| astrophysical(planetary, astral) | |
| boundless | |
| excessive(extraordinary, extreme, expensive, high-priced) | |
| expensive(extraordinary, extreme, high-priced, pricey) | |
| extreme(extraordinary, expensive, high-priced, pricey) | |
| great(significant, substantial, high, large) | |
| immeasurable | |
| interplanetary(space, stellar, planetary) | |
| interstellar(space, stellar, planetary) | |
| jumbo | |
| mammoth | |
| costly(extraordinary, extreme, expensive, high-priced) | |
| dear(extraordinary, extreme, expensive, high-priced) | |
| exorbitant(extraordinary, extreme, expensive, high-priced) |
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| APA | Smart Define. (2015). astronomical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/astronomical/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "astronomical thesaurus" https://smartdefine.org/astronomical/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, astronomical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/astronomical/thesaurus/synonyms>. |
| MLA | Smart Define. "astronomical thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/astronomical/thesaurus/synonyms> |