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isotope |
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isotope [ˈaɪsəˌtəʊp] n (Chemistry) one of two or more atoms with the same atomic number that contain different numbers of neutrons [from iso- + Greek topos place] isotopic [ˌaɪsəˈtɒpɪk] adj isotopically adv isotopy [aɪˈsɒtəpɪ] n i•so•tope (ˈaɪ səˌtoʊp) n. one of two or more forms of a chemical element having the same number of protons, or the same atomic number, but having different numbers of neutrons, or different atomic weights. [1913; iso- + Greek tópos place] i′so•top′ic (-ˈtɒp ɪk) adj. i`so•top′i•cal•ly, adv. i•sot•o•py (aɪˈsɒt ə pi, ˈaɪ səˌtoʊ pi) n.
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