Atomist

//ˈætəmɪst// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An adherent of atomism; one who believes matter is composed of elementary indivisible particles.

    "What distinguished the atomists from their opponents was not the belief in tiny particles that make up matter, but the question of what separated them."

  2. 2
    An adherent of the atomic theory.

Example

More examples

"What distinguished the atomists from their opponents was not the belief in tiny particles that make up matter, but the question of what separated them."

Etymology

From atom + -ist.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.