• (RP) IPA: /ˈaɪ.sə.təʊp/
  • (America) enPR: ī'sətōp, IPA: /ˈaɪ.sə.toʊp/

isotope (plural isotopes)

  1. (physics) Any of two or more forms of an element where the atoms have the same number of protons, but a different number of neutrons within their nuclei. As a consequence, atoms of isotopes will have the same atomic number but a different mass number.
Translations Pronunciation
  • (America) IPA: /ˈaɪ.sə.toʊp/

isotope (isotopes, present participle isotoping; past and past participle isotoped)

  1. (topology, transitive) To define or demonstrate an isotopy of (one map with another).
Related terms

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