Dictionary.com
Thesaurus.com

grand unification theory

American  

noun

Physics.
  1. a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. GUT


Etymology

Origin of grand unification theory

First recorded in 1980–85

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Einstein spent the balance of his life trying to develop a grand unification theory of the four fundamental forces of nature, without success.

From US News

Some experts believe that advances in string theory may lead to a grand unification theory, explaining all of the fundamental forces of nature.

From Washington Post

With Windows 8, Microsoft plans to be ready for this Grand Unification Theory.

From New York Times