10 entries under noun topic. ×
| carbonic acid gas | |
| CO2 | |
| smog(pollution, smoke) | |
| acid rain(expression, smoke) | |
| air pollution(expression, smoke) | |
| carbonic acid | |
| fog | |
| haze | |
| smoke | |
| soot |
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| APA | Smart Define. (2015). carbon dioxide thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/carbon_dioxide/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "carbon dioxide thesaurus" https://smartdefine.org/carbon_dioxide/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, carbon dioxide thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/carbon_dioxide/thesaurus/synonyms>. |
| MLA | Smart Define. "carbon dioxide thesaurus" 9 November 2015. Web. 30 September 2026. <https://smartdefine.org/carbon_dioxide/thesaurus/synonyms> |