a hypothetical particle believed to be exchanged between quarks in order to bind them together to form particles
WordReference Random House Unabridged Dictionary of American English © 2025
glu•on
(glo̅o̅′on),USA pronunciation n. [Physics.]
- Physicsan unobserved massless particle with spin 1 that is believed to transmit the strong force between quarks, binding them together into baryons and mesons.
- glue + -on1 1970–75
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