Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Adjective: tetrahedral  ,te-tru'hee-drul
  1. Having the form of the regular tetrahedron
  2. Having, or composed of, four sides
  3. Pertaining or related to a tetrahedron, or to the system of hemihedral forms to which the tetrahedron belongs

Encyclopedia: Tetrahedral