What does "atomist theory" mean?

(chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles

What is a synonym for "atomist theory"?

Common synonyms include: atomic theory, atomism, atomistic theory.

Rare ·Advanced level

Noun

1
(chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles wordnet