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cerium

noun
/ˈsɪəriəm/
/ˈsɪriəm/
[uncountable]
(symbol Ce)
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  1. a chemical element. Cerium is a silver-white metal used in the production of glass and ceramics.
    Word Originearly 19th cent.: named after the asteroid Ceres, discovered shortly before.
cerium
Chemical elements:actinium, alkali metal, americium...

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