polyhedron

Word parts

poly- + -hedron

Pronunciation

• (UK) enPR: pŏlēhē'drən, IPA ^(key): /pɒliˈhiːdrən/

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Noun

Singular polyhedron

Plural polyhedrons or polyhedra

1. (geometry) A polyhedron is a solid figure with many flat faces and straight edges.
   • Synonym: multihedron