I. noun suffix Etymology: International Scientific Vocabulary, alteration of ~e chemical compound not a ketone or other oxo compound , II. noun suffix Etymology: from ~ (in ion) subatomic particle , 2. unit ; quantum , basic hereditary component , III. noun suffix Etymology: New Latin, from ~ (in argon) noble gas
-ON
Meaning of -ON in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012