lanthanum
noun
lan·tha·num
ˈlan(t)-thə-nəm 
: a white soft malleable metallic element that occurs in rare-earth minerals see Chemical Elements Table
Examples of lanthanum in a Sentence
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Sourcing solutions Rare earth elements like lanthanum, neodymium and terbium are used in powering several clean energy technologies, including electric vehicles and wind turbines.
—
Devika Rao, theweek, 1 Oct. 2024
Rare earth elements, such as lanthanum, neodymium and terbium, are critical for helping the world break its long, destructive relationship with planet-heating fossil fuels.
—Laura Paddison, CNN, 24 Sep. 2024
The aquatic plant contains the elements platinum and rhodium, along with rare-earth elements like neodymium, lanthanum, yttrium and dysprosium.
—Devika Rao, theweek, 22 May 2024
Since 2015 a working group at the International Union of Pure and Applied Chemistry has been refereeing a debate over which elements should go in the third column of the table: lanthanum and actinium (elements 57 and 89) or lutetium and lawrencium (71 and 103).
—Stephanie Pappas, Scientific American, 14 May 2024
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Devika Rao, theweek, 1 Oct. 2024
Rare earth elements, such as lanthanum, neodymium and terbium, are critical for helping the world break its long, destructive relationship with planet-heating fossil fuels.
—Laura Paddison, CNN, 24 Sep. 2024
The aquatic plant contains the elements platinum and rhodium, along with rare-earth elements like neodymium, lanthanum, yttrium and dysprosium.
—Devika Rao, theweek, 22 May 2024
Since 2015 a working group at the International Union of Pure and Applied Chemistry has been refereeing a debate over which elements should go in the third column of the table: lanthanum and actinium (elements 57 and 89) or lutetium and lawrencium (71 and 103).
—Stephanie Pappas, Scientific American, 14 May 2024
See all Example Sentences for lanthanum
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Cite this Entry
“Lanthanum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lanthanum. Accessed 6 Nov. 2024.
Copy CitationKids Definition
lanthanum
noun
lan·tha·num
ˈlan(t)-thə-nəm
: a white soft metallic element see element
Medical Definition
lanthanum
noun
lan·tha·num
-nəm
: a white soft malleable metallic element that occurs in rare-earth minerals
—symbol La
see Chemical Elements Table
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