supergravity

noun
su·​per·​grav·​i·​ty | \ ˌsü-pər-ˈgra-və-tē How to pronounce supergravity (audio) \

Definition of supergravity

: any of various theories in physics that are based on supersymmetry and attempt to unify general relativity and quantum theory and that state that the principal transmitter of gravity is the graviton

Examples of supergravity in a Sentence

Recent Examples on the Web

Günaydin had continued to study the octonions since the ’70s by way of their deep connections to string theory, M-theory and supergravity — related theories that attempt to unify gravity with the other fundamental forces. Quanta Magazine, "The Peculiar Math That Could Underlie the Laws of Nature," 20 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'supergravity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of supergravity

1976, in the meaning defined above

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Last Updated

28 Jun 2019

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The first known use of supergravity was in 1976

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