Meaning of “string theory” in the English Dictionary

american-english dictionary

(Definition of “string theory” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"string theory" in American English

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string theorynoun [ C ]

us /ˈstrɪŋ ˌθɪər·i, ˌθi·ə·ri/

physics a theory explaining the character of matter and the forces of the universe, based on the idea that they behave more like closed circles of string than like points

(Definition of “string theory” from the Cambridge Academic Content Dictionary © Cambridge University Press)