A cosmological theory based on the existence of cosmic strings. See also string (sense 5 of the noun).
- Does string theory incorporate number theory in its structure?
- It has been used in gauge theory, instantons, monopoles, string theory and the theory of anomalies.
- In 1974 the question finally was asked: could string theory be a theory of quantum gravity?
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Syllabification: string the·o·ry
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