Meaning | A radioactive isotope of an element; produced either naturally or artificially. |
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Narrower | iodine-125 | light radioactive isotope of iodine with a half-life of 60 days |
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iodine-131 | Heavy radioactive isotope of iodine with a half-life of 8 days |
label | A radioactive isotope that is used in a compound in order to trace the mechanism of a chemical reaction |
tracer | (radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes |
Broader | isotope | One of two or more atoms with the same atomic number but with different numbers of neutrons |
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Spanish | radioisótopo |
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Catalan | radioisòtop |
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