- Definitions|2
- Thesaurus|120
- Abbreviations|0
12 entries under blue topic. ×
| sky(noun, heaven, high, air) | |
| firmament(noun, heaven, high, air) | |
| empyrean(noun, heaven, sky, world) | |
| heavens(noun, sky, air, world) | |
| vault of heaven(noun, expression, idiom, world) | |
| celestial sphere(noun, expression, idiom, heavens) | |
| azure(noun, sky, vault, heavens) | |
| vault(noun, heaven, sky, heavens) | |
| atmosphere | |
| lid(heaven, sky, vault, heavens) | |
| upper atmosphere(expression, heavens) | |
| wild blue yonder(expression, idiom, heaven, sky) |
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| APA | Smart Define. (2015). welkin thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/welkin/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "welkin thesaurus" https://smartdefine.org/welkin/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, welkin thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/welkin/thesaurus/synonyms>. |
| MLA | Smart Define. "welkin thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/welkin/thesaurus/synonyms> |