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isotope

noun
/ˈaɪsətəʊp/

Meaning

Atoms of the same element with equal number of protons but different numbers of neutrons.

Example Sentences

Carbon-14 is a radioactive isotope used in dating fossils.

Synonyms

variant, atomic form, nuclide, isotope species

Antonyms

element, uniform atom

Collocations

radioactive isotope, stable isotope, isotope analysis, isotope ratio

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