Meaning of ISOTOPE in English

ISOTOPE

noun Etymology: is- + Greek topos place Date: 1913 any of two or more species of atoms of a chemical element with the same atomic number and nearly identical chemical behavior but with differing atomic mass or mass number and different physical properties, nuclide , isotopic adjective isotopically adverb

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.