AXION


Meaning of AXION in English

/ ˈæksiən; NAmE / noun

( physics ) according to some theories, a particle smaller than an atom which is very light and has no electrical charge

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WORD ORIGIN

1970s: from axial + -on .

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