Definition of “string theory” - English Dictionary

british dictionary

“string theory” in British English

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string theorynoun [ U ]

uk /ˈstrɪŋ ˌθɪə.ri/ us /ˈstrɪŋ ˌθɪr.i/ specialized

a theory that says that the most basic pieces of matter are extremely small lines or circles rather than points

(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)