supergravity

[ soo-per-grav-i-tee ]

noun

, Physics.

1. supersymmetry

supergravity

/ ˌsuːpəˈɡrævɪtɪ /

noun

1. physics any of various theories in which supersymmetry is applied to the theory of gravitation

supergravity

/ so̅o̅′pər-grăv′ĭ-tē /

1. A quantum field theory that combines general relativity with supersymmetry in order to unify gravity with the other fundamental forces of nature. Supergravity predicts the existence of the graviton as a carrier for the force of gravity, as well as a corresponding particle called the gravitino, neither of which have been observed experimentally.

Word History and Origins

Origin of supergravity¹

First recorded in 1975–80; super- + gravity

Example Sentences

While supergravity is too symmetric to reflect our world, its simplicity makes it the lowest apple on the tree of possible particle theories of gravity.

From Quanta Magazine

Using the double copy, they’ve completed increasingly precise supergravity calculations.

From Quanta Magazine