Last Updated：2025/11/20

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(physics) A pictorial representation of the interactions of subatomic particles, showing their paths in space and time as lines, and their interactions as points where lines meet.

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Feynman diagram

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Source Word

Feynman diagram

IPA(Pronunciation)

/ˈfaɪnmən ˈdaɪəɡɹæm/

Noun

(physics) A pictorial representation of the interactions of subatomic particles, showing their paths in space and time as lines, and their interactions as points where lines meet.

Japanese Meaning

物理学において、サブ原子粒子の相互作用を視覚的に表現した図。具体的には、粒子の空間・時間上の軌跡を線で、粒子同士の相互作用を接点として示す図示法（特に量子電磁力学などで用いられる）

What is this buttons?

The professor drew a Feynman diagram on the blackboard to explain the electron-photon interaction.

Google Translation / DeepL Translation

教授は黒板にファインマン図を描いて、電子と光子の相互作用を説明した。

Details

Sense（1）

(physics) A pictorial representation of the interactions of subatomic particles, showing their paths in space and time as lines, and their interactions as points where lines meet.