CAESIUM


Meaning of CAESIUM in English

cae ‧ si ‧ um BrE AmE British English , cesium American English /ˈsiːziəm/ noun [uncountable]

[ Date: 1800-1900 ; Language: Latin ; Origin: caesius 'bluish grey' ]

a soft silver-white metal that is used in ↑ photoelectric cell s . It is a chemical ↑ element : symbol Cs

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.