Noun: iodine-125
- Light radioactive isotope of iodine with a half-life of 60 days; used as a tracer in thyroid studies and as a treatment for hyperthyroidism
"Iodine-125 is used in brachytherapy to treat prostate cancer"
Type of: atomic number 53, I, iodine, radioisotope, radionuclide
Encyclopedia: Iodine-125