Meaning of pentadodecahedron in English:
pentadodecahedron
Pronunciation /pɛntəˌdəʊdɛkəˈhiːdrən/
noun
rare Geometry
A regular dodecahedron; a dodecahedron having twelve pentagonal faces.
Origin
Mid 19th century; earliest use found in John Phillips (1800–1874), geologist.