Beryllium
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A metallic element found in the beryl. See Glucinum.
Beryllium meaning & definition 1 of Beryllium.
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a chemical element that is a hard, light, silver-grey metal, used to make strong alloys (= mixtures of metals)
Beryllium meaning & definition 2 of Beryllium.
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The chemical element of atomic number 4, a hard gray metal.
Beryllium meaning & definition 3 of Beryllium.