tesseract
- Noun. (mathematics) The four-dimensional analogue/analog of a cube; a four-dimensional content (which see) bounded by eight cubes (in the same way as a cube is a volume bounded by six squares and a square is an area by four line segments).
- Noun. (figuratively) A wrinkle in time that makes time travel possible. (Used by Madeleine L'Engle in her science-fiction novel, ''A Wrinkle in Time''.).
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This entry was last updated on RefTopia from its source on 3/20/2012.