iodine-125
Noun
Meaning
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
Source: WordNetSynonyms
iodine-131
iodine-129
iodine-132
iodine-136
iodine-137
iodine-138
iodine-139
iodine-141
iodine-142
iodine-133
iodine-134
iodine-140
iodine-123
iodine-135
iodine-143