Definition of gluon in English:

gluon

Syllabification: glu·on
Pronunciation: /ˈglo͞oän
 
/

noun

Physics
A subatomic particle of a class that is thought to bind quarks together.
More example sentences
  • Above that energy scale, the weak nuclear bosons are massless like the photon that transmits the electromagnetic force between electrons and protons and the gluon that transmits the strong nuclear force between quarks.
  • This includes mesons like pions, gauge particles like photons and gluons, the hypothesized Higgs scalar, etc.
  • According to quantum field theory, gluons and pairs of light quarks and antiquarks should be spontaneously emitted and re-absorbed by the quarks and gluons inside hadrons.

Origin

1970s: from glue + -on.

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