string theory

string theory
grand unified theory grand unified theory, grand unification theory grand unification theory . (Theoretical physics) Any of a class of physics theories that attempts to explain the electroweak forces, stong force, and gravitation within a single mathematical conceptual scheme. In the 1990's {string theory} and {superstring theory} were prominent examples. Abbreviated GUT, plural GUTs. [PJC]

The Collaborative International Dictionary of English. 2000.

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