tritiated

from The Collaborative International Dictionary of English v.0.48
Tritiated \Trit"i*at*ed\ (tr[i^]t"[i^]*[=a]t*[e^]d), a. (Chem.)
   containing {tritium}; -- of chemical compounds; as, tritiated
   thymine.

   Note: Compounds which are tritiated are, as a consequence,
         radioactive, and may be used as tracers in biochemical
         or chemical analysis.
         [PJC]
    

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