Definition: Meaning of, lithium in English to English dictionary.
Pronunciation:/ ˈlɪθɪəm /
noun
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[uncountable]
a soft silver-white metal that is the lightest known metal, is used in BATTERIES, and is often combined with other metals. It is a chemical ELEMENT : symbol Li
trade names Lithane, Lithonate or EskalithLiCO3 a white powder used in manufacturing glass and ceramics and as a drug; the drug is used to treat some forms of depression and manic episodes of manic-depressive disorder