tesseract

Definition

The four-dimensional analogue of a cube; a 4D polytope bounded by eight cubes (analogously to the way a cube is bounded by six squares).

Etymology

From tessara- (“four-”) + Ancient Greek ἀκτίς (aktís, “ray”).

Example Sentences

• "Hence the cube determined by these axes is the face of the tesseract which we now have before us."
• "[…]then it would trace out a higher cube, or tesseract, and each of the six surrounding cubes, carried on in the same motion, would trace tesseracts also,[…]."
• ""I shall just sit down for a moment and pop on my boots and then I'll be on my way. Speaking of ways, pet, by the way, there is such a thing as a tesseract.""

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