- Definitions|0
- Thesaurus|63
- Abbreviations|0
58 entries under geology topic. ×
| Priabonian(noun, history, age) | |
| Rhaetian(noun, history, age) | |
| Rupelian(noun, history, age) | |
| Santonian(noun, history, age) | |
| Selandian(noun, history, age) | |
| Serpukhovian(noun, history, age) | |
| Serravallian(noun, history, age) | |
| Sinemurian(noun, history, age) | |
| Thanetian(noun, history, age) | |
| Tithonian(noun, history, age) | |
| Toarcian(noun, history, age) | |
| Tortonian(noun, history, age) | |
| Tournaisian(noun, history, age) | |
| Turonian(noun, history, age) | |
| Valanginian(noun, history, age) | |
| Visean(noun, history, age) | |
| Ypresian(noun, history, age) | |
| Zanclean(noun, history, age) |
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| APA | Smart Define. (2015). geological age thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/geological_age/thesaurus/narrower |
| Chicago | Smart Define. 2015. "geological age thesaurus" https://smartdefine.org/geological_age/thesaurus/narrower (accessed October 1, 2026). |
| Harvard | Smart Define 2015, geological age thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/geological_age/thesaurus/narrower>. |
| MLA | Smart Define. "geological age thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/geological_age/thesaurus/narrower> |