TOP

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

tritium

noun
 
/ˈtrɪtiəm/
 
/ˈtrɪtiəm/
[uncountable]
(symbol T)
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  1. an isotope (= a different form) of hydrogen with a mass that is three times that of the usual isotope
    Word Origin1930s: from modern Latin, from Greek tritos ‘third’.
See tritium in the Oxford Advanced American Dictionary
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Nearby words

trait
noun
 
 
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