| APA | Smart Define. (2015). flash upon one thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/flash_upon_one/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "flash upon one thesaurus" https://smartdefine.org/flash_upon_one/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, flash upon one thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/flash_upon_one/thesaurus/synonyms>. |
| MLA | Smart Define. "flash upon one thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/flash_upon_one/thesaurus/synonyms> |