tesseract
English
A two-dimensional projection of a tesseract.
Etymology
From tessara- + Ancient Greek ἀκτίς (aktís, “ray”).
Noun
tesseract (plural tesseracts)
- (mathematics) The four-dimensional analogue of a cube; a 4D polytope bounded by eight cubes (in the same way a cube is bounded by six squares).
- (science fiction) Any of various fictional mechanisms that explain extradimensional, superluminal, or time travel outside the geometry of the physical universe.
Synonyms
- (analogue of a cube): four-dimensional hypercube, 4-cube, 8-cell, octachoron, tetracube
Hypernyms
Translations
See also
-
- Mathworld article on the tesseract
Anagrams
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