Meaning of “caesium” in the English Dictionary

british dictionary

"caesium" in British English

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caesiumnoun [ U ]

UK US cesium uk /ˈsiː.zi.əm/ us /ˈsiː.zi.əm/ symbol Cs

Examples from literature

  • The atomic weight of caesium has been determined by the analysis of its chloride and bromide. 
  • The separation of caesium from the minerals which contain it is an exceedingly difficult and laborious process. 

(Definition of “caesium” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)