5-cell

Noun

 * 1)  A four-dimensional polytope, analogous to a tetrahedron, whose five bounding facets are tetrahedra.
 * 2) * 1988, Unnamed translator, L. A. Sidorov, Confuguration, article in Michiel Hazewinkel (editor) Encyclopaedia of Mathematics: An updated and annotated translation of the Soviet ‘Mathematical Encyclopaedia’, Volume 2: C, page 309,
 * For example, a 5-cell is bounded by five three-dimensional tetrahedra, an 8-cell by eight cubes, etc., the 5-cell and the 24-cell being duals of each other (the points correspond to spaces and lines to planes).
 * For example, a 5-cell is bounded by five three-dimensional tetrahedra, an 8-cell by eight cubes, etc., the 5-cell and the 24-cell being duals of each other (the points correspond to spaces and lines to planes).

Translations

 * Esperanto: kvinĉelo
 * Italian: 5-cella, ipertetraedro, pentacoro
 * Japanese: 正五胞体