- Definitions|2
- Thesaurus|770
- Abbreviations|0
56 entries under clear topic. ×
| incontrovertible(adjective, hard, certain, true) | |
| undeniable(adjective, hard, certain, true) | |
| sure(adjective, firm, solid, certain) | |
| indubitable(adjective, firm, solid, physical) | |
| positive(adjective, certain, true, definite) | |
| absolute(adjective, certain, definite, precise) | |
| conclusive(adjective, certain, definite, sure) | |
| definite(adjective, correct, firm, solid) | |
| undoubted(adjective, flat, firm, solid) | |
| decisive(adjective, certain, definite, precise) | |
| unequivocal(adjective, certain, definite, sure) | |
| unmistakable(adjective, certain, definite, precise) | |
| valid(adjective, sound, right, reasonable) | |
| decided(adjective, severe, solid, certain) | |
| evident(adjective, material, certain, obvious) | |
| inarguable(adjective, certain, true, definite) | |
| real(adjective, material, certain, sure) | |
| assured(adjective, certain, definite, sure) | |
| set(adjective, sound, firm, solid) | |
| authoritative(sound, reasonable, certain, rational) |
For more, visit
Irrefutable on
Power Thesaurus
| APA | Smart Define. (2015). irrefutable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/irrefutable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "irrefutable thesaurus" https://smartdefine.org/irrefutable/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, irrefutable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/irrefutable/thesaurus/synonyms>. |
| MLA | Smart Define. "irrefutable thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/irrefutable/thesaurus/synonyms> |