Tetrahedron
Tetrahedral symmetry
Tetrahedral molecular geometry
Tetrahedral number
Order-6 tetrahedral honeycomb
Tetrahedral kite
Tetrahedral prism
Order-7 tetrahedral honeycomb
Tetrahedral carbonyl addition compound
Tetrahedrally diminished dodecahedron
Tetrahedral bipyramid
Tetrahedral-square tiling honeycomb
Centered tetrahedral number
Interstitial site
Tetrahedral cupola
Tetrahedral honeycomb
Binary tetrahedral group
Tetrahedral-octahedral honeycomb
Triakis truncated tetrahedral honeycomb
Tetrahedral hypothesis
John J. Gilman
Hexagonal tiling honeycomb
Tetrahedral-triangular tiling honeycomb
Hyperbolic tetrahedral-octahedral honeycomb
Rhombicuboctahedral prism
5-cell
Truncated tetrahedron
Tetragonal disphenoid honeycomb
16-cell
Tetrahedral-icosahedral honeycomb
Quarter cubic honeycomb
Tetrahedral-dodecahedral honeycomb
Tetrahedral-cubic honeycomb
Pollock's conjectures
Icosahedral pyramid
Space frame
600-cell
Diamond-like carbon
Uniform 4-polytope
Tesseract
Octahedral prism
Complete graph
Dihedron