octagrammic prism
{{Short description|Polyhedron with 10 faces}}
{{Infobox polyhedron
|image=Prism 8-3.png
|type=Uniform polyhedron
|edges=24
|vertices=16
|wythoff=2 8/3 | 2
|schläfli=s{2,16/3}
sr{2,8/3}
|coxeter={{CDD|node_h|2x|node_h|16|rat|3x|node}}
{{CDD|node_h|2x|node_h|8|rat|3x|node_h}}
|symmetry=D8h
|vertex_config=8/3.4.4
|dual=octagrammic bipyramid
|properties=nonconvex
|vertex_figure=Octagrammic prism vertfig.png
}}
In geometry, the octagrammic prism is one of an infinite set of nonconvex prisms formed by square sides and two regular star polygon caps, in this case two octagrams.
{{polyhedron-stub}}