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cerium
Definitions
[ˈsɪərɪəm], (Noun)
Definitions:
- the chemical element of atomic number 58, a silvery-white metal. It is the most abundant of the lanthanide elements and is the main component of the alloy misch metal
Phrases:
Origin
:
early 19th century: named after the asteroid Ceres, discovered shortly before
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definition by Oxford Dictionaries