- Definitions|0
- Thesaurus|25
- Abbreviations|2
6 entries under rarely topic. ×
| infrequently(adverb, usual) | |
| seldom(adverb, usual, infrequently) | |
| unusually | |
| occasionally(adverb, usual) | |
| scarcely | |
| intermittently |
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Once_in_a_blue_moon on
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| APA | Smart Define. (2011). once in a blue moon thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "once in a blue moon thesaurus" https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2011, once in a blue moon thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms>. |
| MLA | Smart Define. "once in a blue moon thesaurus" 24 May 2011. Web. 1 October 2026. <https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms> |