polyhedron
[ pol-ee-hee-druh n ]
/ ˌpɒl iˈhi drən /
noun, plural pol·y·he·drons, pol·y·he·dra [pol-ee-hee-druh] /ˌpɒl iˈhi drə/.
a solid figure having many faces.
Words nearby polyhedron
polygynous,
polygyny,
polygyria,
polyhedral,
polyhedral angle,
polyhedron,
polyhedrosis,
polyhidrosis,
polyhistor,
polyhydramnios,
polyhydric
Example sentences from the Web for polyhedron
British Dictionary definitions for polyhedron
polyhedron
/ (ˌpɒlɪˈhiːdrən) /
noun plural -drons or -dra (-drə)
a solid figure consisting of four or more plane faces (all polygons), pairs of which meet along an edge, three or more edges meeting at a vertex. In a regular polyhedron all the faces are identical regular polygons making equal angles with each other. Specific polyhedrons are named according to the number of faces, such as tetrahedron, icosahedron, etc
Derived forms of polyhedron
polyhedral, adjectiveWord Origin for polyhedron
C16: from Greek
poluedron, from
poly- +
hedron side, base
Scientific definitions for polyhedron
polyhedron
[ pŏl′ē-hē′drən ]
Plural polyhedrons polyhedra
A three-dimensional geometric figure whose sides are polygons. A tetrahedron, for example, is a polyhedron having four triangular sides.♦ A regular polyhedron is a polyhedron whose faces are all congruent regular polygons. The regular tetrahedron (pyramid), hexahedron (cube), octahedron, dodecahedron, and icosahedron are the five regular polyhedrons. Regular polyhedrons are a type of Archimedean solid.