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dodecahedron

noun [C]
 
 
/ˌdəʊ.dek.əˈhiː.drən/ US  /ˌdoʊ-/ (plural dodecahedrons, plural dodecahedra /-drə/ ) specialized

Definition

a solid shape that has twelve flat surfaces of equal size with five sidesGeometrical shapesSpherical, circular and annular objects
(Definition of dodecahedron noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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