5 entries under significant topic. ×
| essential(adjective, close, body, material, important) | |
| basic(adjective, material, important, natural) | |
| fundamental(adjective, body, material, important) | |
| primary(adjective, material, important, natural) | |
| prime(adjective, material, important, natural) |
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| APA | Smart Define. (2016). nuclear thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/nuclear/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "nuclear thesaurus" https://smartdefine.org/nuclear/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, nuclear thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/nuclear/thesaurus/synonyms>. |
| MLA | Smart Define. "nuclear thesaurus" 17 March 2016. Web. 21 September 2026. <https://smartdefine.org/nuclear/thesaurus/synonyms> |