What does "hexacosichoron" mean?

A four-dimensional object analogous to an icosahedron, constructed out of six hundred tetrahedra, arranged 20 to a vertex.

What is a synonym for "hexacosichoron"?

Common synonyms include: 600 cell, 600-cell.

Pronounced //hɛksəɪkoʊsɪˈkoʊɹɔn//.

//hɛksəɪkoʊsɪˈkoʊɹɔn// noun

noun ·Rare ·Advanced level

Noun

1
A four-dimensional object analogous to an icosahedron, constructed out of six hundred tetrahedra, arranged 20 to a vertex.
"Fig. 5 shows a polar representation of 5880 rotations generated by subsampling the hexacosichoron."

"Fig. 5 shows a polar representation of 5880 rotations generated by subsampling the hexacosichoron."

From hexacosi- (“six hundred”) + -choron (“room”), from Ancient Greek ἑξακόσιοι (hexakósioi, “six hundred”) and χῶρος (khôros, “room”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.