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Definition of Kaluza-Klein theory
1. Proper noun. A (no longer valid) theory developed by physicists Theodor Kaluza & Oskar Klein that attempted to combine gravity & electromagnetism by adding a fifth dimension to our 4-dimensional spacetime. ¹
2. Proper noun. Any of a number of theories that try to explain forces by adding extra dimensions to our spacetime. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Kaluza-Klein Theory
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