lanthanum
(lan-tha-num)
3 syllables
Definition
noun. a soft silvery-white metal that is part of the rare earth elements.
Example Sentence
Lanthanum is a chemical element with the symbol La and atomic number 57.
More Example Sentences
The scientist studied lanthanum for new uses.
Synonyms
rare earth metal; element 57; atomic number 57
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lanthanum
Rhymes
- lanthanum