from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A nuclide that exhibits radioactivity.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a radioactive nuclide


from Wiktionary, Creative Commons Attribution/Share-Alike License

radio- +‎ nuclide


  • But, no treatment was provided because level of contamination for the workers and also public people not so high…Fortunately, there are no workers or public people requiring treatment for radiation exposure or contamination with radionuclide.

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  • Even though their HDL levels decreased, these patients showed reversal of their heart disease using state-of-the-art measures such as quantitative coronary arteriography, cardiac PET scans, thallium scans, and radionuclide ventriculography in randomized controlled trials published in leading peer-reviewed journals.

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  • The agency said it could measure radionuclide levels in food and can also utilize the Food Emergency Response Network, which includes food-testing laboratories across the country.

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  • A positron-emitting radionuclide is introduced, usually by injection, and accumulates in the target tissue.

    Radioisotopes in medicine

  • The short range of very energetic alpha emissions in tissue means that a large fraction of that radiative energy goes into the targeted cancer cells, once a carrier has taken the alpha-emitting radionuclide to exactly the right place.

    Radioisotopes in medicine

  • The half-life is the time it takes for a radionuclide to lose half of its own radioactivity.


  • Each radionuclide contained in the waste has a half-life - the time taken for half of its atoms to decay and thus for it to lose half of its radioactivity.

    Nuclear waste management

  • There's this other thing called 'radionuclide decay'.

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  • It is also known as myocardial perfusion imaging (MPI), multigated acquisition (MUGA) scan, radionuclide stress test, and nuclear stress test.

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  • These stations monitor seismic waves, infrasound (low frequency soundwaves), hydroacoustic, and radionuclide emissions as part of the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO).

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