polyhedron
NounUS[pol-ee-hee-druhn]/ˌpɑˌliˈhidrən/4 syllables
Open English WordNet
Noun (1)polyhedra, polyhedrons
- a solid figure bounded by plane polygons or facesType of solidKinds octahedron, tetrahedron, concave polyhedron, trapezohedron, prism, dodecahedron, prismatoid, regular polyhedron, icosahedron, convex polyhedron +4 more
Word of the day · Oct 27About this word
omniscientadjective
What does it mean? Question 1 of today’s quiz
Webster's Dictionary (1913)
Pol′y·he′dron noun; pl. E. Polyhedrons. (#), L. Polyhedra (#).
Origin: NL., fr. Gr. … with many seats or sides; πολύς many + … a seat or side: cf. F. polyèdre.
1. Geometry A body or solid contained by many sides or planes.
2. Opt. A polyscope, or multiplying glass.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54