Where does “atomism” come from?

Atomism derives from English atom, from Ancient Greek ἄτομος meaning indivisible, from the prefix ἀ- (not) and a root related to Proto-Indo-European sem- (to cut).

atomism (English): The ancient Greek theory that all matter is...

Definitions

  1. The ancient Greek theory that all matter is...

Ancestry of “atomism”, step by step

atomism traces back through two separate lines of ancestry.

via English atom

StepLanguageWordMeaning
1EnglishatomThe smallest possible amount of matter which...
2Middle Englishattomeatom
3Middle Frenchathomeatom
4Latinatomusindivisible; an atom, particle incapable of being...
5Ancient Greekἄτομοςuncut; indivisible, not capable of being...
6Ancient Greekἀ-The alpha privativum, used to make words that...
7Proto-Hellenichə-same; together
8Proto-Indo-Europeansm̥-one; with, together
9Proto-Indo-Europeansem-together, one

via French atomisme

StepLanguageWordMeaning
1Frenchatomismeatomism
2French-ïsme-ism, variant of -isme following vowels
3Latin-ismaAlternative form of -ismus; -ism
4Latin-ismus-ism
5Ancient Greek-ισμόςForms abstract nouns
6Ancient Greek-μόςForms abstract nouns
7Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Proto-Indo-European sem-