Definition of string theory in US English: string theory
noun A cosmological theory based on the existence of cosmic strings.
See also
string (sense 6 of the noun)
Example sentences
‘One exciting candidate for a new unifying theory is string theory.’ ‘When supersymmetry is not broken, it's easy to get a zero cosmological constant in string theory.’ ‘Of course many, many theorists were involved in the development of string theory which continues to this date.’ ‘The second was the adaptation of the multidimensional string theory to show how thought is mere computation.’ ‘This is very impressive, especially since they had no quantum mechanics and no string theory!’ ‘Perhaps, lies even exist in non-living events like the existence of stars or string theory.’ ‘Brian moved to some extent from hardcore string theory into thinking about cosmology.’ ‘Now how does string theory connect this to a microscopic density of quantum states?’ ‘For the two years that followed, string theory was the theory of hadrons.’ ‘Can string theory make any cosmological predictions relevant to Big Bang physics?’ ‘There are two classes of results relevant for quantum black holes in string theory.’ ‘It has been used in gauge theory, instantons, monopoles, string theory and the theory of anomalies.’ ‘If string theory is a theory of gravity, then how does it compare with Einstein's theory of gravity?’ ‘Is string theory really the long-sought Theory of Everything?’ ‘In string theory, the strings collide over a small but finite distance, and the answers do make sense.’ ‘Time will tell whether string theory can be the connection.’ ‘Some promising ideas, such as inflationary cosmology and string theory, already exist.’ ‘Does string theory incorporate number theory in its structure?’ ‘Indeed, this feature would appear to be present even if string theory proves not to be the correct theory of quantum gravity.’ ‘In 1974 the question finally was asked: could string theory be a theory of quantum gravity?’