English Dictionary

hecatonicosachoron

/hɛkətɔnaɪkoʊsɨˈkoʊɹɔn/

noun

(mathematics) A four-dimensional object analogous to a dodecahedron, constructed out of one hundred and twenty dodecahedra, arranged 4 to a vertex.

The hecatonicosachoron is a four-dimensional polytope.

意味（1）

(mathematics) A four-dimensional object analogous to a dodecahedron, constructed out of one hundred and twenty dodecahedra, arranged 4 to a vertex.

The pentachoron, the hecatonicosachoron, and the hexacosichoron all have dichoral angles which are not divisors of 2π, and consequently, they are not space-filling.