Feynman-diagram meaning

A diagram used in quantum electrodynamics and quantum chromodynamics to help describe and visualize the possible interactions between particles. Fermions are represented with straight lines, and bosons with wavy lines. Points of intersection indicate an interaction between the particles.
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A diagram used to help describe and visualize the possible interactions between particles in quantum electrodynamics and quantum chromodynamics. Fermions, such as electrons, are represented with straight lines and bosons, such as photons, with wavy lines. Points of intersection indicate an interaction, such as an electromagnetic interaction, between the particles.
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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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Origin of feynman-diagram

  • After Richard Phillips Feynman

    From American Heritage Dictionary of the English Language, 5th Edition