Definition of tellurium noun from the Oxford Advanced Learner's Dictionary

 

tellurium

 noun
noun
BrE BrE//teˈljʊəriəm//
 
; NAmE NAmE//teˈlʊriəm//
 
[uncountable](symbol Te)
 
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a chemical element. Tellurium is a shiny silver-white substance that breaks easily, found in sulphide ores. Word Origin early 19th cent.: modern Latin, from Latin tellus, tellur- ‘earth’, probably named in contrast to uranium.
See the Oxford Advanced American Dictionary entry: tellurium