Definition of "hypersphere" []

• The set of all points in a given hyperspace that are at a given distance from a given point. (noun)
• A zorb; the act of zorbing, entering a zorbing ball, strapping into a harness, and rolling down a hill. (noun)

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• "Sometimes the term hypersphere is used to denote the hypersolid, the portion of four-space inclosed by this locus, which is then called the boundary or hypersurface of the hypersphere."
• "Either that or it has something to do with the hypersphere as described by Poincaré, making the universe finite but unbounded."
• "Its probably more like a finite hypersphere 4-dimensional sphere-like-thing."