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hexahedron

hex·a·he·dron [ hèksə hdrən ] (plural hex·a·he·drons)


noun 
Definition:
 
solid figure with six faces: a three-dimensional geometric figure formed of six plane faces, e.g. a cube

[Late 16th century. < Greek hexaedron, form of hexaedros "six-sided" < hexa- "six"]

hex·a·he·dral adjective
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