Definition of string theory
: a theory in physics: all elementary particles are manifestations of the vibrations of one-dimensional strings
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Recent Examples of string theory from the Web
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To put it crudely, do cosmology and the geometry of string theory really matter when the pressing task is boosting development or tackling social problems on the African continent?
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However, as often happens with scientific research, the history of string theory is characterized by ups and downs.
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Carli began burying further into her studies, teaching herself about string theory and memorizing every element on the periodic table.
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Another striking feature is that string theory requires the existence of ten spacetime dimensions.
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But even the largest machine of science, called the Large Hadron Collider, a gigantic tube 17 miles long outside Geneva, is not capable of a direct test of string theory.
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All the while, Dr. Hawking was digging into exploding black holes, string theory and the birth of black holes in our galaxy.
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Topology is a branch of mathematics that studies shapes and their possible arrangements in space—from simple knotted loops to the higher-dimensional universes of string theory.
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Credit Payne’s taut and evocative writing as well as his overarching theme: true to Marianne’s career as a Cambridge physicist researching string theory, the many short vignettes involving roads not taken suggest a multiverse.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'string theory.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of string theory
1973
Learn More about string theory
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Britannica.com: Encyclopedia article about string theory
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