gravitino

noun

grav·​i·​ti·​no ˌgra-və-ˈtē-nō How to pronounce gravitino (audio)
: a hypothetical fermion that is associated with the graviton in theories of supergravity

Examples of gravitino in a Sentence

Recent Examples on the Web Supergravity includes gravitons — the gravitational equivalent of photons — and adds a supersymmetric partner, the gravitino. Kenneth Chang, New York Times, 10 May 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'gravitino.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

graviton + -ino (as in neutrino)

First Known Use

1977, in the meaning defined above

Time Traveler
The first known use of gravitino was in 1977

Dictionary Entries Near gravitino

Cite this Entry

“Gravitino.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gravitino. Accessed 22 Jun. 2024.

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