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单词 gravitino
释义

Definition of gravitino in English:

gravitino

noun ˌɡravɪˈtiːnəʊ
Particle Physics

  • 1A hypothetical particle of zero rest mass and negative energy, postulated in a theory of the continuous creation of matter. Now historical.

  • 2A hypothetical particle which is the supersymmetric counterpart of a graviton, with spin 3/2 instead of 2.

Origin

1950s. From gravit- + -ino.

Definition of gravitino in US English:

gravitino

nounˌɡravɪˈtiːnəʊ
Particle Physics

  • 1A hypothetical particle of zero rest mass and negative energy, postulated in a theory of the continuous creation of matter. Now historical.

  • 2A hypothetical particle which is the supersymmetric counterpart of a graviton, with spin 3/2 instead of 2.

Origin

1950s. From gravit- + -ino.
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更新时间：2025/1/31 1:52:08