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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.