Feynman diagram

Save This Word!

noun Physics.

a network of lines that represents a series of emissions and absorptions of elementary particles by other elementary particles, from which the probability of the series can be calculated.

QUIZ

QUIZ YOURSELF ON "IS" VS. "ARE"

"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."

Question 1 of 7

IS and ARE are both forms of which verb?

have

TAKE THE QUIZ TO FIND OUT

Also called Feynman graph .

Origin of Feynman diagram

1965–70; named after R. P. Feynman, who devised it

Words nearby Feynman diagram

-fex, fexofenadine hydrochloride, fey, Feydeau, Feynman, Feynman diagram, fez, Fezzan, ff, FFA, F-factor

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use Feynman diagram in a sentence

Now, Thorne is out with a new diagram-heavy, 300-page book detailing how he shaped the science that powers the movie.
Meet Kip Thorne, the Man Who Crafted the Artful Science of ‘Interstellar’|Asawin Suebsaeng|November 14, 2014|DAILY BEAST
There are indications of this early on, particularly in a scene in which Selina tries to teach Pervus to diagram sentences.
American Dreams, 1924: ‘So Big’ by Edna Ferber|Nathaniel Rich|March 29, 2014|DAILY BEAST
But nobody can look at that diagram and think about anything other than an impressively sized phallus.
11 News Anchor Flubs: Tom Brokaw on Ambien, Weather Penis, and More|Alec Kubas-Meyer|December 18, 2013|DAILY BEAST
Deep in the shadows they aimed a pinpoint flashlight at a diagram drawn from a recent satellite image.
The Night the SEALS Captured the Butcher of Fallujah|Patrick Robinson|November 11, 2013|DAILY BEAST

I ask Lynch to draw a diagram to show the before and after of TM.
David Lynch Discusses Transcendental Meditation in Los Angeles|Sean Macaulay|April 7, 2013|DAILY BEAST
In the diagram the horizontal arrows represent such mere banking operations, not true circulation.
Readings in Money and Banking|Chester Arthur Phillips
Odd differences, reflecting differences of intelligence, show themselves in the management of this diagram of the human face.
Children's Ways|James Sully
An example of a diagram of this kind has perhaps survived in a comparatively late writer, viz.
The Modes of Ancient Greek Music|David Binning Monro
The diagram represents the position of the troops as witness from Franklin's Head-quarters, looking south.
The Boys of '61|Charles Carleton Coffin.
I made him a diagram of Breadalbane Terrace, and a plan of the hall and staircase, on my dinner-card.
Penelope's Experiences in Scotland|Kate Douglas Wiggin

British Dictionary definitions for Feynman diagram

Feynman diagram

/ (ˈfaɪnmən) /

noun

physics a graphical representation of the interactions between elementary particles

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for Feynman diagram

Feynman diagram

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.