Meaning of NEUTRON in English

/ ˈnjuːtrɒn; NAmE ˈnuːtrɑːn/ noun

( physics ) a very small piece of matter (= a substance) that carries no electric charge and that forms part of the nucleus (= central part) of an atom

—see also electron , proton



early 20th cent.: from neutral + -on .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.