- Definitions|0
- Thesaurus|331
- Abbreviations|1
6 entries under rareness topic. ×
| in very rare cases(expression, originality, uniqueness) | |
| very rare(expression, originality, uniqueness) | |
| unlikely to occur more than once(expression, uniqueness) | |
| extremely rare | |
| rarely if ever(expression, originality, uniqueness) | |
| very rarely(expression, originality, uniqueness) |
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| APA | Smart Define. (-0001). once in a lifetime thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/once_in_a_lifetime/thesaurus/synonyms |
| Chicago | Smart Define. -0001. "once in a lifetime thesaurus" https://smartdefine.org/once_in_a_lifetime/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define -0001, once in a lifetime thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/once_in_a_lifetime/thesaurus/synonyms>. |
| MLA | Smart Define. "once in a lifetime thesaurus" 30 November -0001. Web. 1 October 2026. <https://smartdefine.org/once_in_a_lifetime/thesaurus/synonyms> |