| superunified theory | has definition While grand unified theories attempt to describe three of the four known interactions of nature - the weak, strong, and electromagnetic interactions - in a unified way, the fourth interaction, gravity, is omitted. Theories which attempt to include gravity as well, such as superstrings, are called superunified. |  |
| has definition Hypothetical theory that presumably would show how all four fundamental forces of nature functioned as a single force in the extremely early universe. The best current candidates for such a potential achievement are thought to be supersymmetry and string theory. | |
| is a kind of unified theory | |
| theory | has validity correct or incorrect with caveats | |
| has author or reasearch group | |
| has domain a field of research | |
| has date or a range of dates for which the theory was active | |
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