radionuclide
[ra″de-o-noo´klīd] a radioactive nuclide; one that disintegrates with the emission of corpuscular or electromagnetic radiations.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
ra·di·o·nu·clide
(rā'dē-ō-nū'klīd), An isotope of artificial or natural origin that exhibits radioactivity.
Farlex Partner Medical Dictionary © Farlex 2012
radionuclide
Radioactive isotope, radioisotope Radiation physics A nuclide with an unstable neutron to proton ratio, which undergoes radioactive decay; an artificial or natural nuclide with an unstable nucleus, that decays spontaneously, emitting electrons–β-particles or protons–α-particles and γ-radiation, ultimately achieving nuclear stability; RNs are used as in vivo or in vitro labels, for RT, or as sources of energyMcGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
ra·di·o·nu·clide
(rā'dē-ō-nū'klīd) An isotope of artificial or natural origin that exhibits radioactivity. Radionuclides are used in diagnostic imaging and cancer therapy.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
Radionuclide
A chemical substance, called an isotope, that exhibits radioactivity. A gamma camera, used in nuclear medicine procedures, will pick up the radioactive signals as the substance gathers in an organ or tissue. They are sometimes referred to as tracers.
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.
ra·di·o·nu·clide
(rā'dē-ō-nū'klīd) An isotope of artificial or natural origin that exhibits radioactivity. Radionuclides are used in diagnostic imaging and cancer therapy.
Medical Dictionary for the Dental Professions © Farlex 2012