grand unified theory


grand unified theory

n. Abbr. GUT1. A theory of elementary forces that attempts to describe the weak, strong, and electromagnetic interactions as low-energy manifestations of a single unified interaction. Also called grand unification theory.2. See theory of everything.

grand unified theory

n (General Physics) physics any of a number of theories of elementary particles and fundamental interactions designed to explain the gravitational, electromagnetic, strong, and weak interactions in terms of a single mathematical formalism. Abbreviation: GUT

grand unified theory

(grănd) See unified field theory.