Rhombohedron

/ɹˌɒmbəʊhˈiːdɹən/

/ɹˌɑːmboʊhˈiːdɹən/

[noun]

Rhombohedron

[NOUN]

a parallelepiped bounded by six similar faces (either rhombuses or parallelograms)

Examples

1. So these are the three edges of the rhombohedron.

2. That is a cell that has the shape of a rhombohedron.

3. This is called a rhombohedral lattice, regardless of whether you pick the primitive cell in the shape of the rhombohedron or this peculiar double body-centered cell.

4. Everybody can see that's a rhombohedron, can't you?