pyritohedron

noun py·ri·to·he·dron \-drən sometimes -ˌdrän\

Definition of pyritohedron

plural

pyritohedrons

or

pyritohedra

  1. :  a pentagonal dodecahedron that is a hemihedral form of the isometric system of crystalline symmetry common to pyrite

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Origin and Etymology of pyritohedron

New Latin, from pyrito- (from International Scientific Vocabulary pyrite) + -hedron


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