hemi-icosahedron
Noun
Meaning
hemi-icosahedron (plural hemi-icosahedra or hemi-icosahedrons)
A polyhedron containing 10 triangular faces, 15 edges, and 6 vertices.
Noun
hemi-icosahedron (plural hemi-icosahedra or hemi-icosahedrons)
A polyhedron containing 10 triangular faces, 15 edges, and 6 vertices.