gravitino
noun
grav·i·ti·no
ˌgra-və-ˈtē-nō 
: a hypothetical fermion that is associated with the graviton in theories of supergravity
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Supergravity includes gravitons — the gravitational equivalent of photons — and adds a supersymmetric partner, the gravitino.
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Kenneth Chang, New York Times, 10 May 2023
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Kenneth Chang, New York Times, 10 May 2023
Cite this Entry
“Gravitino.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gravitino. Accessed 24 Jul. 2025.
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