原げん子し論ろん

noun

atomic theory

In physics, the scientific theory that matter is composed of atoms.

• 原げん子し論ろんは古こ代だいギリシャに始はじまり、近きん代だい科か学がくで確かく立りつされた。

  Atomic theory began in ancient Greece and was established in modern science.

noun

atomism; atomic theory

In philosophy, the view that the universe consists of indivisible, minute particles.

• デモクリトスの原げん子し論ろんは、世せ界かいが原げん子しと空くう虚きょから成なると説といた。

  Democritus's atomism argued that the world consists of atoms and void.