Definition of grand unified theory in English:

grand unified theory

Syllabification: grand u·ni·fied the·o·ry

noun

Physics
A theory attempting to give a single explanation of the strong, weak, and electromagnetic interactions between subatomic particles.
More example sentences
  • Scientists had believed that once the shortcomings of particle physics had been left behind by the adoption of the exotic string theory, that a grand unified theory of everything would be an easily ascertainable goal.
  • Like physicists who are trying to make sense of the particles and forces that make up the physical world, knot theorists are looking for something akin to a grand unified theory that would explain all invariants and all knots.
  • Science still seeks for a grand unified theory.

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