tritium

noun tri·ti·um \ ˈtri-tē-əm , ˈtri-shē- \

Definition of tritium

: a radioactive isotope of hydrogen that has one proton and two neutrons in its nucleus and that has three times the mass of ordinary hydrogen symbol T

Recent Examples of tritium from the Web

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Origin and Etymology of tritium

New Latin, from Greek tritos third — more at 1third


Medical Dictionary

tritium

noun tri·ti·um \ ˈtrit-ē-əm , ˈtrish-ē- \

medical Definition of tritium

: a radioactive isotope of hydrogen that has three times the mass of ordinary hydrogen symbol T

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