- Definitions|2
- Thesaurus|770
- Abbreviations|0
51 entries under definite topic. ×
| incontrovertible(adjective, clear, hard, certain, true) | |
| undeniable(adjective, clear, hard, certain, true) | |
| unquestionable(adjective, correct, solid, exact, certain) | |
| indisputable(adjective, certain, true, precise) | |
| certain(adjective, certain, true, sure) | |
| sure(adjective, clear, firm, solid, certain) | |
| indubitable(adjective, clear, firm, solid, physical) | |
| positive(adjective, clear, certain, true) | |
| absolute(adjective, clear, certain, precise) | |
| conclusive(adjective, clear, certain, sure) | |
| irrefragable(adjective, certain, precise, sure) | |
| clear(adjective, certain, precise, sure) | |
| decisive(adjective, clear, certain, precise) | |
| unequivocal(adjective, clear, certain, sure) | |
| unanswerable(adjective, sound, reasonable, precise) | |
| convincing(adjective, sound, reasonable, certain) | |
| final(adjective, certain, precise, sure) | |
| unmistakable(adjective, clear, certain, precise) | |
| decided(adjective, clear, severe, solid, certain) | |
| inarguable(adjective, clear, certain, true) |
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| APA | Smart Define. (2015). irrefutable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/irrefutable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "irrefutable thesaurus" https://smartdefine.org/irrefutable/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, irrefutable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/irrefutable/thesaurus/synonyms>. |
| MLA | Smart Define. "irrefutable thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/irrefutable/thesaurus/synonyms> |