de Sitter space


Definition of de Sitter space

: the simplest hypothetical space-time that has positive curvature Those clues, in particular, may be applied to the most symmetric solution of Einstein's equations with positive cosmological constant and no matter—de Sitter space.— Thomas Banks, Physics Today, March 2004 — compare anti-de sitter space

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First Known Use of de Sitter space

1988, in the meaning defined above

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The first known use of de Sitter space was in 1988

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Cite this Entry

“De Sitter space.” Dictionary, Merriam-Webster, Accessed 22 Oct. 2021.

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