exhibiting or caused by radioactivity

measurement of the amount of radioactive material (usually carbon 14) that an object contains; can be used to estimate the age of the object

the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation

the radioactive particles that settle to the ground after a nuclear explosion

radioactive iodine test that measures the amount of radioactive iodine excreted in the urine

test of thyroid function in which the patient is given an oral dose of radioactive iodine-131

radioactive iodine test that measures the amount of radioactive iodine taken up by the thyroid gland

material that is radioactive

useless radioactive materials that are left after some laboratory or commercial process is completed

in a radioactive manner