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atomism

noun

atomism is a noun meaning “The ancient Greek theory that all matter is composed of very small indestructible and indivisible particles” (English Wiktionary, September 2026). It is spelled A-T-O-M-I-S-M, and it appears about once in every 17 million words in written English (wordfreq, 2021 data). The plural of atomism is atomisms.

What does atomism mean?

noun

  1. 1

    The ancient Greek theory that all matter is composed of very small indestructible and indivisible particles.

  2. 2

    The doctrine that society arises from individuals and that larger structures are unimportant.

  3. 3

    The doctrine that only simples (atoms without parts) exist ultimately.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How do you pronounce atomism?

  • US

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-atomism.oga, Wikimedia Commons (author and licence on each file's page).

Forms of atomism

  • atomisms plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is atomism?

Atomism appears about once in every 17 million words in written English, the 125,655th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Atomism in Spanish, French, German and Portuguese

In the sense ancient Greek theory:

LanguageWords
Portugueseatomismo

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.