noun
- A ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group.
- synonyms: Ce, atomic number 58
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). cerium. Retrieved September 20, 2026, from http://smartdefine.org/cerium/definitions/1247622 |
| Chicago | WordNet. 2010. "cerium" http://smartdefine.org/cerium/definitions/1247622 (accessed September 20, 2026). |
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| MLA | WordNet. "cerium" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/cerium/definitions/1247622> |