dodecahedron

play
noun do·deca·he·dron \(ˌ)dō-ˌde-kə-ˈhē-drən\

Definition of dodecahedron

plural

dodecahedrons

or

dodecahedra

play \-drə\
  1. :  a solid having 12 plane faces

dodecahedral

play \-drəl\ adjective

Origin and Etymology of dodecahedron

Greek dōdekaedron, from dōdeka- + -edron -hedron


First Known Use: circa 1570


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