hypersphere

plural hyperspheres · alternative hyper-sphere

1. geometryThe set of all points in a given hyperspace that are at a given distance from a given point; a generalization of a sphere in four or more dimensions.

   To prove that the hypersphere is a manifold we wish to divide it into polyhedral solids.

   2014, Donald W. Blackett, Elementary Topology: A Combinatorial and Algebraic Approach, Academic Press, →ISBN, page 198

   1 more example

   The timing and location of these battles have not been established. “Sphere” in this context is a hypersphere made up of complexes of two and three-D surfaces, or membranes, shortened in this translation to “branes,” extending into higher dimensions that combine vectors of transit, but also scalar tactical probabilities—a difficult concept to grasp, but essential to understanding Forerunner warfare.

   2013 March 19, Greg Bear, String 25, in Halo: Silentium (Forerunner Saga; 3), New York: Tor, →ISBN, page 211

2. hobbiesA zorb; the act of zorbing, entering a zorbing ball, strapping into a harness, and rolling down a hill.