supercube

From super- +‎ cube.

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supercube (plural supercubes)

1. (mathematics, rare) An analogue of the square or cube in arbitrary dimension: ${\displaystyle \{0,1\}^{n}}$ along with the ${\displaystyle (n-1)}$-dimensional balls joining every ${\displaystyle 2^{n-1}}$ such points that share a coordinate, or any space equivalent.

• hypercube (more common)