What is the meaning of lanthanum?

noun

  • A white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). Lanthanum. Retrieved September 21, 2026, from http://smartdefine.org/lanthanum/definitions/1247655
ChicagoWordNet. 2010. "Lanthanum" http://smartdefine.org/lanthanum/definitions/1247655 (accessed September 21, 2026).
HarvardWordNet 2010, Lanthanum, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/lanthanum/definitions/1247655>.
MLAWordNet. "Lanthanum" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/lanthanum/definitions/1247655>
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