noun
graviton
GRAVIH-ton
noun
1
A theoretical particle that physicists believe would carry the force of gravity, though it has never been directly observed.
"Physicists have searched for decades for direct evidence of the graviton."
How to Use Graviton
Learner’s notesIn plain EnglishA hypothetical particle thought to carry the force of gravity, similar to how photons carry light.
Common pairings
hypothetical graviton
graviton detection
Word Forms
gravitons plural
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Physicists have searched for decades for direct evidence of the _____.
Etymology
From gravity + -on, coined by Soviet physicists in 1934 and later reintroduced by Paul Dirac in 1959.