cadmium
noun/ˈkædmiəm/
/ˈkædmiəm/
[uncountable] (symbol Cd)
- a chemical element. Cadmium is a soft poisonous blue-white metal that is used in batteries and nuclear reactors.Word Originearly 19th cent.: from Latin cadmia ‘calamine’, so named because it is found with calamine in zinc ore. Compare with calamine.
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cadmium